Express your answer in scientific notation.
7.9x10^7 +6.5x10^6

Answers

Answer 1

Answer:

8.55 × 10^7

Step-by-step explanation:

7.9 × 10^7 + 6.5 + 10^6 =

= 7.9 × 10^7 + 0.65 × 10^7

= 8.55 × 10^7


Related Questions

What is the period of the function f(x) shown in the graph?

Enter your answer in the box.

Answers

period (T): the time it takes to travel one wave

= 2π - (-10π)

= 12π

If 1 in every 4 pickles contains the word DILL, what
percent of the pickles should be winners?

Answers

Answer:

25%

-step explanation:

1/4*100%=25%
Hope It Helps
Brainliest pls:)

100 POINTS!!!!! AND BRAINLIEST!!!!!!
Instructions: Find the equation of the line through point (1,5) and perpendicular to x+3y=6. Use a slash ("/") for fractions (e.g. 1/2 for 12). DO not include spaces in your answers.
Y=_______

Answers

1. Turn x+3y=6 into slope intercept form:

3y = 6 - x

y = 2 - 1/3x

2. The perpendicular slope is always the negative reciprocal.

-1/3 becomes 3/1

3. Find the intercept

5 = (3/1)1 +b

b = 2

Answer: y = 3x + 2, or y = 3/1x + 2

Need help finding the coordinate rule

Answers

Answer:

(x,y) --> (x+5, y)

Step-by-step explanation:

You are moving the image 5 units to the right so you would add 5 to each x coordinate.


Choose TWO correct answers from the 5 choices.
Need answer ASAP thank you!

Answers

C- (-5,-10) and E- (-8,-6)

Daina gives 2/3 of his money to Carol. Carol gives 6/7 of this money to Zak.
What fraction of Daina's money does Zak get?

Answers

2/3 x 6/7 = 12/21 = 4/7
Answer = 4/7

Brennan, a farmer, orders a large box of ladybugs to control pests in his greenhouse. To make sure that he was shipped as many ladybugs as he ordered, he decides to figure out approximately how many ladybugs there are in the box. He catches 30 ladybugs, marks them with special paint, and returns them to the box. Then a little while later, he catches 390 ladybugs and counts 13 marked ladybugs among them. To the nearest whole number, what is the best estimate for the ladybug population

Answers

Answer:

900

Step-by-step explanation:

1.analyze problem

2. 30/13*390

3.900

Solve for x. Round to the nearest tenth of a degree, if necessary.

Answers

Answer:

x=45

Step-by-step explanation:

Bill is filling a box up with bottle caps. The box is 1 1/2 feet long, 15 inches wide, and 9 inches high. What is the volume of the box in cubic inches

Answers

11/2 so 15 inches high cubic box will get more high I guess

the equation y = x + 8 represents the length, y, in inches of a sleeping bag for a person who is x inches tall. which ordered pair does not belong on the graph?

Answers

Answer:

i dont know can u help me

Step-by-step explanation:

Brainy reward help me pls

Answers

Answer:

[tex]\sf \dfrac{2}{3} \ is \ the \ change \ per \ minute \ in \ the \ amount \ of \ water.[/tex]

explanation:

[tex]\sf unit \ rate : \dfrac{y_1-y}{x_1-x}[/tex]

[tex]\sf unit \ rate : \dfrac{7-5}{3-0}[/tex]

[tex]\sf unit \ rate : \dfrac{2}{3}[/tex]

Answer:

-2/3 gallons/min

Step-by-step explanation:

let x = time in minutes

let y = volume of water in gallons

when x = 0, y = 7

when x = 3, y = 5

[tex]\mathsf{rate \ of \ change \ = \dfrac{change \ in \ y}{change \ in \ x}=\dfrac{7-5}{0-3}=-\dfrac23 \ gallons/min}[/tex]

Elise paid 2/3 as much for a sweater as she did for a pair of shoes. How much did elise pay for the sweater if the shoes cost each given amount?Shoes Cost $60: Sweater cost $20,$40,$90

Answers

Answer:  $40

Work Shown:

(2/3)*60 = (2*60)/3 = 120/3 = 40

Notice how 40/60 = 2/3

Find the measure of the missing angles .

Answers

Answer:

x = 29°, y = 61°

Step-by-step explanation:

x + 61 = 90

Because of the right angle symbol

x = 90 - 61

x = 29°

x + y = 90

Because vertically opposite angles are equal

29 + y = 90

y = 90 - 29

y = 61°

A cartographer is painting a spherical globe whose surface is 326. 7 sq. In. What is the maximum radius of the globe that the cartographer is painting? Use 3. 14 for π. 5. 1 in 4. 3 in 26. 0 in 13. 1 in.

Answers

Answer:

5.1 inches

Step-by-step explanation:

William has scored a total of 235 points on the first three math tests taken in his mathematics class. If his mathematics test are always worth 100 points, how many points must he earn on his next test in order to have an average of 80%

Answers

Answer:

85 points

Step-by-step explanation:

His total points will be 235+x

Number of tests will be 4

(235+x)/4 = 80

multiply by 4

235+x= 4*80

235+x= 320

x=320-235

x= 85

He has to get 85 points to average 80

Kevin bought a package of 24 colored pencils for his art class. The package cost $23.28. how much did he pay for each pencil?

Answers

Divide total price by number of pencils:


23.28 / 24 = $0.97 per pencil

The radius of a circle is 16 millimeters. What is the circle's area?
Use 3.14 for ​.

please answer windowesssssssssssssss

Answers

Answer:

803.84 millimeters²

Step-by-step explanation:

How do we find the area of a circle?

The area of a circle is πr², where r = radius. In this case, we have to approximate pi to 3.14.

Solving

[tex]3.14 *16^2[/tex] [tex]3.14*256[/tex] [tex]803.84[/tex]

Therefore, the area is 803.84 square millimeters.

Have a lovely rest of your day/night, and good luck with your assignments! ♡

Solution:

We know that:

Radius = r = 16 mmArea of circle = (π)(r²)

Finding the area of the circle:

Area of circle = (3.14)(16²)=> Area of circle = 3.14 x 16²=> Area of circle = 3.14 x 256=> Area of circle = 803.84 mm²

The total length of a road trip was 13.2 hours. If highway signs are posted every 0.6 hours, including one at the end of the road trip, how many highway signs will there be on the road trip? HELP

Answers

Answer:

22

Step-by-step explanation:

Formula : total divide by every hour

13.2/0.6 = 22

Thus, There will be 22 highways sign on the road trip.

[RevyBreeze]

A jar contains 12 red marbles, 16 blue marbles, and 18 white marbles. Four marbles are chosen
without replacement. What is the probability that they are all white?

Answers

Answer:

10.6 all white marbles

Step-by-step explanation:

Submitted to you

Mrs. Feiner gets 80% right on a quiz with 20 questions.

How many questions does she get right?
A. 15
B. 16
c. 18
D.19

Answers

16 answer correct

80×20

_______. =16

100

Brainliest

what is the answer to 3 divided by 4/5

Answers

Answer:

3/ 4/5=3.75

Step-by-step explanation:

3/ 4/5

3/ 0.80

= 3.75

I TRIED TO MAKE IT AS EASY AS POSSIBLE!

PLS MARK AS BRAINLIEST!

The shaded part of the circle below represents the portion of a garden where a landscaper planted rose bushes. What is the approximate area of the part of the garden used for rose bushes? ​

Answers

Answer:

942ft^2

Step-by-step explanation:

Use the equation (θ/360)*[tex]\pi[/tex][tex]r^{2}[/tex] to get the area of the shaded sector.

(120/360)*[tex]\pi[/tex]*[tex]30^{2}[/tex]

(1/3)*[tex]\pi[/tex]*900

≈942[tex]ft^{2}[/tex]

The area of the shaded region is 942 square ft if the radius of the circle is 30 ft option (G) is correct.

What is a circle?

It is described as a set of points, where each point is at the same distance from a fixed point (called the centre of a circle)

We have a circle shown in the picture.

The area of the shaded region:

[tex]\rm A = \dfrac{120}{360}\pi (30)^2[/tex]

A = 942.47 ≈ 942 square ft

Thus, the area of the shaded region is 942 square ft if the radius of the circle is 30 ft option (G) is correct.

Learn more about circle here:

brainly.com/question/11833983

#SPJ2

Write the fraction as a percent.


1/10
please help

Answers

Answer: the answer is 10%

Step-by-step explanation: 1/10. You have to get the denominator to 100 so, you would x10 the debonair. You do the same to the top and get 10/100. So, 10%

Answer:

10%

Step-by-step explanation:

So if 100% is one then what 100/10?

Jack works at a party supply store. He sold 720 balloons in the last 16 days. What was his selling rate in balloons per day?

Answers

Answer:

he was selling balloons 45 / day

Step-by-step explanation:

sold 720 ballons in 16 days.

What was selling rate in balloons per day?

-----------------------------------------

number of balloons ÷ number of days720 ÷ 1645 balloons/day

An 8 inch by 12 inch sheet of cardboard has squares
cut out of the corners. What should the side length of
the squares be to maximize the volume?

Answers

Answer:

96

Step-by-step explanation:

2. Given A=15°, b=8, and a=6, use the Law of Sines to solve the triangle (if possible)
for the value of c. If two solutions exist, find both. Round answer to two decimal places.
A) c=11.01
B) c=2.10 and 13.36
C) c=12.14
D= c=1.12 and 10.24
E) not possible

Answers

Answer:

B

Step-by-step explanation:

The Law of Sines states that

sinA/a = sinB/b = sinC/c

We know A, a, and b. Given this, we can solve for B, and given that, we can solve for C and then c.

First, we solve for B.

sinA/a = sinB/b

sin(15°)/6 = sinB/8

sin(15°)/6 * 8 = sinB

arcsin(sin(15°)/6 * 8) = B ≈ 20.187

Note that there can be a second B value. We can check if there is a second B value by first subtracting the B value we got from 180.

180 - 20.187 = 159.813

Next, we can add that to our existing angle, A = 15°. If that is less than 180, then we do have a second solution. 159.813 + 15 = 174.813 < 180 so there does exist a second solution where B = 159.813

Next, we can solve for C.

We know that the angles in a triangle add to 180°, so A + B + C = 180. Therefore, for the first solution:

15 + 20.187 + C = 180

C = 180 - 15 - 20.187 = 144.813°

and for the second:

15 + 159.813 + C = 180

C = 180 - 15 - 159.813 = 5.187

Finally,

sinA/a = sinC/c

multiply both sides by c to no longer have it as a denominator

sinA * c / a = sinC

divide both sides by (sinA/a) to isolate c

for the first solution:

c = sinC*a/sinA = 13.35868 ≈ 13.36

and for the second:

c = sinC*a/sinA ≈ 2.10

please help with this as well please

Answers

Answer:

the answer is 28 feet

Step-by-step explanation:

hdhbsn

im back fellow humans..pls help

Answers

Answer:

-2, -10, and -3

Step-by-step explanation:

-2, -10, and -3 are all colder than -1.

Have an amazing day!!

PLEASE RATE AND MARK BRAINLIEST!!!

Answer:

a , d , e

Step-by-step explanation:

 

if a length of a square is 3.2 cm square what is the perimeter and area​

Answers

Since all of a squares sides are the same length, we can use 3.2 cm in the following equations:

P= 2L + 2W and A= L x W

P= 2(3.2) + 2(3.2) which is the same as P= 4(3.2)

P= 12.8 cm

A= 3.2 x 3.2
A= 10.24 cm^2

Pls help!! Find the average rate of change of the function given over the interval

Answers

We need slope

(0,2)(-4,3)

Slope:-

[tex]\\ \rm\rightarrowtail m=\dfrac{3-2}{-4-0}[/tex]

[tex]\\ \rm\rightarrowtail m=\dfrac{1}{-4}[/tex]

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