Answer:
a common factor would be 5m^4n^3 or 15m^2n^2
Step-by-step explanation:
not sure what terms they want you to choose from but anything that starts with a number (5,10,15,) and "m" would any number 5 would go into
WÝ is the perpendicular
bisector of XZ.
Answer:
x = 8
Step-by-step explanation:
The halves of a bisected segment are congruent, so we have ...
YZ = YX
3x -5 = 2x +3
x = 8 . . . . . . . . add 5-2x
__
Additional comment
The right triangles are congruent, so ...
WZ = WX
2y +7 = 5y -8
15 = 3y
5 = y
find the size of angle XYZ give your answer to 1 decimal place
6. Find the volume of the cone. Use 3.14 for pl and round your answer to the nearest tenth
11 mi
D
5 mi
287.8 mi
869.2 mi
O 1,899.7 mi
57.6 mi
Answer:
D) 7.1 units³
Step-by-step explanation:
V = (3.14)(1.5)²(3/3)
= (3.14)2.25 = 7.1
One positive number is 5 more than twice another. If their product is 1827, find the numbers
To put it simply. U in math means 'or' right?
I'm not looking for the answer oogle gives.
Answer:
U is Union
Step-by-step explanation:
In math, the symbol U represents the union of two sets.
If x/2+ 7 = 4
, what is the value of 5x - 7?
Answer:
-37
Step-by-step explanation:
for the first equation to equal 4 the x must equal -6.
because something plus 7 had to equal 4. and we know that -3 + 7 equals 4. Now, -6 ÷ 2 equals -3 and that gives us the right answer.
So now plug -6 into the new problem so now it is
5 × (-6) - 7 so according the PEMDAS, we do 5 × -6 first which is -30. and -30 - 7 equals -37!!
hope this helps :)
Evaluate the expression
Solution:
Facts about absolute values:
The absolute value of a number is always positive. If the question asks to find the absolute value of a negative integer, the result will be the number's opposite.If the question asks to find the absolute value of a positive integer, the result will be the number itself.We know that:
Given expression: I-12IThis question is asking to find the absolute value of a negative integer. As said above, the result will be the negative integer's opposite.
=> -12's opposite is 12.The absolute value of -12 is 12.
Question: Find x in HJK
Answer:
x=15
Step-by-step explanation:
30°=5
60°=10
SO right angle 90°=15
On ascertain day, $1 is worth 30.23 Russian rubles. Omar has $75. How many rubles will he get in exchange?
Answer:
Omar would get 2267.25 Russian rubles
Step-by-step explanation:
it's simple:
if one dollar equals 30.23 Russian rubles than you would do 75x30.23 and get the answer 2267.25 Russian rubles
hope that helps ;)
have a wonderful day!
How do you learn quantitative variables without getting confused so quick?
Step-by-step explanation:
integral of log(log x)+1 /(log x)² is equal tointegral of log(log x)+1 /(log x)² is equal to
Nabil has 1000 cm³ of material. He uses 8.7 cm³ to make a right triangular prism. He wants to make a second prism that is a dilation of the first prism with a scale factor of 5. How much more material does Nabil need in order to make the second prism? Select from the drop-down menu to correctly complete the statement.
96.2
87.5
78.8
Answer:
96.2
Step-by-step explanation:
The material Nabil need in order to make the second prism is 87.5
How does dilation affect length, area, and volume of an object?Suppose a figure (pre image) is dilated (dilated image) by scale factor of k.
So, if a side of the figure is of length L units, and that of its similar figure is of M units, then:
L = k × M
where 'k' will be called as scale factor.
The linear things grow linearly like length, height etc.
The quantities which are squares or multiple of linear things twice grow by square of scale factor. Thus, we need to multiply or divide by k² to get each other corresponding quantity from their similar figures' quantities.
So area of first figure = k² × area of second figure
Similarly,
Volume of first figure = k³ × volume of second figure.
It is because we will need to multiply 3 linear quantities to get volume, which results in k getting multiplied 3 times, thus, cubed.
We are given that;
Volume of material= 1000 cm³
Volume of prism= 8.7 cm³
Now,
Find the volume of the first prism using the formula: V = (1/2)bhℓ1, where b is the base, h is the height of the triangle, and ℓ is the length of the prism. Plug in the given values: V = (1/2)(8.7)(8.7)(10) = 378.45 cm³
Find the volume of the second prism using the same formula, but multiply each dimension by 5 since it is a dilation with a scale factor of 5: V = (1/2)(5b)(5h)(5ℓ) = (1/2)(43.5)(43.5)(50) = 46593.75 cm³
Subtract the volume of material he has from the volume of material he needs for both prisms: 1000 - (378.45 + 46593.75) = -45972.2 cm³
Since he needs more material than he has, he needs to get more material with a volume equal to | -45972.2 | cm³ or 45972.2 cm³.
Therefore, by dilation the answer will be 87.5
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Writing an essay:
Anybody here have a parrot? Do they ever do things of their own will, like steal food, or otherwise be mischievous?
Answer:
I have a parrot
I have an African grey parrot, his name is Yaco (pronounce the "a" in his name the same way you'd pronounce the "a" in taco lol). He's 23 years old and the species can normally live in the range of 50-85 years old! Yes! He does do things on his own, eat, drink, play, and talk. One question you asked is "Does he ever steal food?" No, but he's worse than the dog when it comes to begging for human foods and snacks, he can have quite a vary of human foods such as some fruits, nuts, and crackers and such. Also, he has about a 300 word vocabulary and with a wide range of different sounds and noises. And with him being a parrot, he's picked up all these words, phrases, and sounds from people and movies and pets that are always often around him and in our home. He has been around 7 years longer than me. He's a very neet and VERY smart bird. In your free time go onto you.tube and search up 'Einstein the talking african grey parrot' it'll give you an idea of their intelligence.
Step-by-step explanation:
I hope this helps!! :)
and here's some pics from g.oogle of what an adult african grey looks like
1) Multiple the following and write the answer:
7.06×5
Answer:
35.3
explanation:
7.06 × 5breakdown:
7 × 5 = 35 0.06 × 5 = 0.3total:
35 + 0.335.3[tex]\\ \rm{:}\dashrightarrow 7.06(5)[/tex]
[tex]\\ \rm{:}\dashrightarrow (7+0.06)(5)[/tex]
[tex]\\ \rm{:}\dashrightarrow 7(5)+0.06(5)[/tex]
[tex]\\ \rm{:}\dashrightarrow 35+0.3[/tex]
[tex]\\ \rm{:}\dashrightarrow 35.3[/tex]
f (x) = -5 x +1 F (1) = ..........
Find value of x
Please help asap
Answer:
-4
Step-by-step explanation:
First step, plug 1 in for X
Second step, -5(1)+1
= -4
Subject Congruent Shapes. (please help asap)
Problem 1
[tex]\qquad \qquad\huge \underline{\boxed{\sf Answer}}[/tex]
The Length of PQ such that Triangle JKL is similar to Triangle PQR ~
To make the given triangles similar, we have to get the ratios of each of their corresponding side to be equal to one another.
That is :
[tex]\qquad \sf \dashrightarrow \: \dfrac{PQ}{12} = \dfrac{9}{6} [/tex]
[tex]\qquad \sf \dashrightarrow \: PQ = \dfrac{9}{6} \times 12[/tex]
[tex]\qquad \sf \dashrightarrow \: PQ = {9}{} \times 2[/tex]
[tex]\qquad \sf \dashrightarrow \: PQ = 18 \: units[/tex]
hence, the option C is correct
Which graph represents the function f(x) = x^2-25/x+5
Answer:
x= -5
Step-by-step explanation:
f(x) = [ x^2 - 25 ] / [ x + 5 ] = [ (x + 5) ( x- 5)] / [ x + 5 ] = x - 5
This will be the graph of f(x) = x - 5 with a "hole" at x = - 5
The graph of the rational function f(x) = (x² - 25)/(x + 5) is represented by the graph second option (B) is correct.
What is a function?It is defined as a special type of relationship, and they have a predefined domain and range according to the function every value in the domain is related to exactly one value in the range.
It is given that:
The equation of the rational function:
f(x) = (x² - 25)/(x + 5)
As we know, in the rational function the denominator cannot be zero.
x + 5 ≠ 0
x ≠ -5 (there will be a hole at x = -5)
f(x) = (x - 5)(x + 5)/(x + 5)
Because: a² - b² = (a - b)(a + b)
f(x) = (x - 5)
The above function represents the linear function.
The slope of the linear function is positive.
m = 1
The y-intercept of the linear function is c = -5
Thus, the graph of the rational function f(x) = (x² - 25)/(x + 5) is represented by the graph second option (B) is correct.
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Can someone help me with this adverb question? I’ll give brainliest.
Select all the adverbs.
Maddie is anxiously awaiting the result of her interview with the electronics company.
The main tank has a radius of 70 feet. What is the volume of the quarter sphere sized tank round your answer to the nearest whole number. You must explain your answer using words and show all work for full credit.
Answer:
3,848 feet.
Step-by-step explanation:
1) Square 70
2) Multiply 4,900 (the square of 70) by pi
3) Divide 15,393.804 (4,900 times pi) by 4 (to find a quarter of the tank)
4) Round 3,848.451 (15,393.804 divided by 4) to the nearest whole number and you get 3,848 feet.
I hope this helps.
Multiply and simplify.
(2√5 - √10)*(5√2 + √10)
Answer:
[tex]=10\sqrt{10}+10\sqrt{2}-10\sqrt{5}-10[/tex]
Step-by-step explanation:
[tex](2\sqrt{5} -\sqrt{10})(5\sqrt{2}+\sqrt{10})[/tex]
[tex]=2\sqrt{5}\cdot5\sqrt{2}+2\sqrt{5}\sqrt{10}-5\sqrt{2}\sqrt{10}-\sqrt{10}\sqrt{10}[/tex]
[tex]=10\sqrt{10}+2\sqrt{50}-5\sqrt{20}-10[/tex]
[tex]=10\sqrt{10}+2\sqrt{25 \cdot 2}-5\sqrt{4 \cdot5}-10[/tex]
[tex]=10\sqrt{10}+2\sqrt{25}\sqrt{2}-5\sqrt{4}\sqrt{5}-10[/tex]
[tex]=10\sqrt{10}+2\cdot5\sqrt{2}-5\cdot2\sqrt{5}-10[/tex]
[tex]=10\sqrt{10}+10\sqrt{2}-10\sqrt{5}-10[/tex]
PLEASE HEELP QUICKLY
Answer:
y=-2x
Step-by-step explanation:
if x<-5
x+5<0
x-5 also<0
so
|x-5|=-(x-5)=-x+5
|x+5|=-(x+5)=-x-5
Hence
y=-x+5-x-5
or
y=-2x,if x<-5
Which number is irrational?
\sqrt{121}
121
\sqrt{25}
25
\sqrt{3}
3
\sqrt{16}
16
PLS HELP I WILL REALY BE HAPPY IF YOU HELPED A window is being replaced with tinted glass. The plan below shows the design of the window. Each unit length represents 1 foot. The glass costs $13 per square foot. How much will it cost to replace the glass? Use 3.14 for π
10 of 15
What is
1/6 as a decimal?
Give your answer rounded to 3 decimal places.
Answer:
=> 0.167Step-by-step explanation:
=> 1/6 as a decimal
=> by dividing we get 0.1666....
=> rounded to 3 decimal places = 0.167
Shalonda made a budget for her family. Her total monthly income is $3,250 and she spends $760 on rent. Approximately what percent of Shalonda’s budget is allocated for rent?
76 / 325 = 23.38% so 23.4% so round down to 23% is used for rent
What are the numbers to fill in this table?
Step-by-step explanation:
y = -50x -100
When x= 0, plug in 0 to x.
y = -50(0) -100
= 0 - 100
= -100
So in the first y box, you would put -100
I can't tell what the number is in bottom right box so i don't know what x is going to be
Simplifying and solving rational p
Answer:
A. x = 0, 14
B. x = 12, -2
Step-by-step explanation:
A.
2x - 3 x + 6
/ = /
x + 1 x - 2
2x^2 - 7x + 6 = x^2 + 7x + 6
- x^2 - 7x - 6 - x^2 - 7x - 6
x^2 - 14x = 0
( x + 0 ) = 0 ( x - 14 ) = 0
x = 0, +14 +14
x = 14
-----------------------------------------------------
B.
2 x
/ = /
x 5x + 12
x^2 = 2( 5x + 12 )
x^2 = 10x + 24
- 10x - 24 - 10x - 24
x^2 - 10x - 24 = 0
( x - 12 ) = 0 ( x + 2) = 0
+12 +12 -2 -2
x = 12, x = -2
I hope this helps!
20+20+???
a. 80
b. 20
c .40
d. 100
Answer:
c .40
Step-by-step explanation:
Answer:
c .40
Step-by-step explanation:
because we all now that 20+20 is the same as 20×2 which gives us 40
I WILL GIVE 20 POINTS TO THOSE WHO ANSWER THIS MATH QUESTION RIGHT
Answer:
reflection, rotation, and translation would be correct
Step-by-step explanation:
dilation/enlargement changes size
A researcher collated data on americans’ leisure time activities. she found the mean number of hours spent watching television each weekday to be 2.7 hours with a standard deviation of 0.2 hours. jonathan believes that his football team buddies watch less television than the average american. he gathered data from 40 football teammates and found the mean to be 2.3. which of the following are the correct null and alternate hypotheses? h0: mu = 2.7; ha: mu less-than 2.7 h0: mu not-equals 2.7; ha: mu = 2.3 h0: mu = 2.7; ha: mu not-equals 2.7 h0: mu = 2.7; ha: mu greater-than-or-equal-to 2.3
The correct null and the alternative hypotheses are:
[tex]h_0: \mu = 2.7\\\\ h_a: \mu < 2.7[/tex]
What is a hypothesis?A hypothesis is an untested statement in mathematics that is supported by all available data and numerous weaker results.
A "conjecture" is a mathematical statement that has not been proven.
The given data in the problem is;
n is the sample size = 40
μ is the population mean = 2.7
[tex]\rm \sigma[/tex] is the standard deviation= 0.2
[tex]\bar x[/tex] is the sample mean:= 2.3
It is found that the null hypothesis always shows the equality sign.
So for the null hypothesis;
[tex]h_0: \mu = 2.7[/tex]
It is observed that the sample mean is less than the population mean in that case, the alternate hypothesis will be;
[tex]h_a: \mu < 2.7[/tex]
Hence the correct null and the alternative hypotheses are:
[tex]h_0: \mu = 2.7\\\\ h_a: \mu < 2.7[/tex]
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A college student earns $15,000 working part time at a bookstore. The student pays 110 of the earnings in taxes, spends 25 of the earnings on living expenses, and saves the remainder of the earnings. How much money does the student save?.
The total money that student saves after paying tax and other expenses is $9600
It is given that
Total earning = $15000
Tax = 1%
Spendings on living expenses = 25%
What is the percentage?The percentage is the value per hundred.
Total saving = Total earning- Tax-spendings on living expenses
Total saving = 15000-(11% of 15000 -(25%of 15000)
Total saving = 15000-11*15000/100 - 15000*25/100
Total saviing = 15000-1650-3750
Total saving = $9600
Therefore, The total money that student saves after paying tax and other expenses is $9600.
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