What is the product of 8.0 x 102 and 7.4 x 102 expressed in
scientific notation?

Answers

Answer 1

Answer:

21

Step-by-step explanation:


Related Questions

is y= -2x proportional

Answers

Answer: yes

Step-by-step explanation:

20 points
What is the domain and range for this function? Use interval notation.
O a. Domain:(, ) Range:[0,-)
ООС
O b. Domain:[0,-) Range:(...)
Domain:(, ) Range:[-2.)
O d. Domain:(, ) Range:(,0)

Answers

Answer:

a

Step-by-step explanation:

because Domain and Range

choices :
A. 40.1 meters
B. 12.3 meters
C. 19.2 meters
D. 47 meters

Answers

Answer:

25^2=16^2 +d^2

d^2=625-256

d=19.2

option C

You buy a costume for $250 and fifty pieces of candy
that each cost the same amount. You spend a total of
$270. What is the price of each piece of candy?

Answers

Answer:

¢40 or $0.40

Step-by-step explanation:

270 - 250 = 20

20 ÷ 50 = 0.4

Hal's backpack weighs 3.54 pounds. Sarah's pack weighs 2.129 pounds. Frank's pack weighs 2.8 pounds. Select True or False for each statement. True False False True a. Hal's backpack weighs 1.429 pounds more than Sarah's. b. The combined weight of the backpacks is more than 8.5 pounds. C. Frank's backpack is 0.671 pound heavier than Sarah's. d. Hal's backpack is less than 1 pound heavier than Frank's. True False True False​

Answers

Answer:

a. false its 1.411 lbs

b. false its 8.469 lbs

c. true

d. true

Answer:

a. false its 1.411 lbs

b. false its 8.469 lbs

c. true

d. true

Step-by-step explanation:

104.037 what is the value of the 7

Answers

Answer:

The value of 7 is 0.07.

Step-by-step explanation:

Basically, it is seven thousandths.

Hope I helped! ☺

Please help, you can just answer one question not al of them but can some please explain how to do this ? please

Answers

Answer:

1. Alternate exterior angles

2. Vertical angles

3.Linear pair

4.Supplementary angles

5.Same side interior angles

6.Supplementary

7. congruent

8.congruent

9.Supplementary

Step-by-step explanation:

You need the postulates and theorems in order to answer these.

Joe goes to the store with $15 to buy salad. Bags of pre-washed salad on sale for $2 each. What are the possible numbers of bags joe can buy?​

Answers

Answer:

7

Step-by-step explanation:

15/2= 7.5

he can't buy a half bag so it's 7 bags

Find the value of X.

Answers

Answer:

Step-by-step explanation:

180-117 = 63(l.p)

66+63+x = 180 ( angle sum property)

180 - 129 = 51

x = 51

what is 2x1,000 plz help

Answers

Answer:

2,000

Step-by-step explanation:

Count 1,000 twice. 2 x 1,000 = 2,000. Have a nice day!

Answer:

2000

Step-by-step explanation:

Ignore the 0s since anything times 0 is 0. Multiply 1 by 2. Put the zeroes in the answer and it's 2000

The ratio of girls to boys in Liza’s classroom is 5 to 4.

How many girls are in her classroom if there is a total of 27 students?


A) 12
B) 9
C) 54
D) 15

Answers

Answer:

D

Step-by-step explanation:

5 girls 4 boys=9

10 girls 8 boys=18

15 girls 12 boys=27

Can someone help me out with this ?

Answers

Answer:

i need points plz

Step-by-step explanation:

Answer:

Step-by-step explanation:

f(3)   = 2*x - 4 = 2*3 - 4 = 6 - 4 = 2

g(5)  = -4x + 3 = -4*5 + 3 = -20 + 3 = -17  

Please help me with this math ;(

Answers

Answer:

X=0

Step-by-step explanation:

f(X)=0

3^x-1=0

3^x=1

3^x=3^0

X=0

I worked for 12 hours each day for 6 days then the next day I worked 9 hours how many did I work in all

Answers

Answer:

81

Step-by-step explanation:

12(6) + 9

72 + 9

81......

Answer:

81.

Step-by-step explanation:

(12 x 6) + 9 = 81

12 x 6 = 72

72 + 9 - 81

Which set of real numbers is
ordered from least to greatest?
A {-1,0,2,4,715}
B {-4,-1, -2,0,12}
C{-4,0,-2,75,5}
D{-5,-3,72,2.8,77}

Answers

It’s option a man easy

29023789236+8974937077834758371=

Answers

the answer is: 29110538606

Select the correct answer. What is the factored form of m6 − 64n3? A. (m2 + 4n)(m4 − 4m2n + 16n2) B. (m − 4n2)(m2 + 4mn2 + 16n4) C. (m + 4n2)(m2 − 4mn2 + 16n4) D. (m2 − 4n)(m4 + 4m2n + 16n2)

Answers

Answer:

D.

Step-by-step explanation:

(m^2- 4n)(m^4+4m^2n+16n^2)

Option D is our correct answer.

i.e (m² - 4n) ([tex]m^{4}[/tex] + 4nm + 16n²).

Given,

[tex]m^{6}[/tex] - 64n³

We need to find the factored form of this.

And select the correct options.

A. (m2 + 4n)(m4 − 4m2n + 16n2)

B. (m − 4n2)(m2 + 4mn2 + 16n4)

C. (m + 4n2)(m2 − 4mn2 + 16n4)

D. (m2 − 4n)(m4 + 4m2n + 16n2)

What is the formula of (a³ - b³)?

It is given as:

( a - b ) ( a² + ab + b² )

Find the factored form [tex]m^{6}[/tex] - 64n³

We can write this as,

[tex](m^{2})^3[/tex] - 4³n³

(m²)³ - (4n)³

This is in the form of (a³ - b³).

Applying this formula.

Now,

(m² - 4n) ((m²)² + 4nm + (4n)²)

(m² - 4n) ([tex]m^{4}[/tex] + 4nm + 16n²)

Thus Option D is our correct answer.

i.e (m² - 4n) ([tex]m^{4}[/tex] + 4nm + 16n²).

Learn more about how to factorize an equation here:

https://brainly.com/question/21208351

#SPJ6

How many baby elephants were weighed?

Please help as soon as possible.​

Answers

Answer:

just remember that each baby elephant weight 3/8 of a ton

and all together weight 3/4 of a ton

so how many baby elephants will be ,let be x a unknown number of them

so

x*(3/8) =3/4

because multiplying the number of baby elephants with their body weight gives the total weight of all baby elephants.

so

x=(3/4)*(8/4)=2

the number of baby elephants is 2

Given ∠A and ∠B are vertical angles with m∠A=20x+10 and m∠B=30x−10 .

What is x?

Enter your answer in the box
PLEASE HELP I APPRECIATE IT

Answers

Answer:

x = 2

Step-by-step explanation:

Vertical angles are equal to each other. It means that,

∠A = ∠B

So,

20x+10 = 30x−10

Taking like terms together, we get :

20x-30x=-10-10

-10x=-20

x=2

So, the value of x is 2.

A 6-foot piece of aluminum wire costs $49.68. What is the price per inch?

Answers

Answer:

0.69

Step-by-step explanation:

72 inches in 6 feet

72 divided by 49.68=0.69

Hope this helps

Exponent 4 Square root of 27

Answers

Answer:

27 1/4

Step-by-step explanation:

use n√ax = a x/n to rewrite 4√27 as 27 1/4.

Two angles in a triangle are equal and their sum is equal to the third angle in the triangle. What are the measures of each of the three interior angles?

Answers

Answer:

45º, 45º, 90º

Step-by-step explanation:

Assume angles are x then third is x+x = 2x.

sum of angles in a triangle = 180

=> x + x + 2x = 180

=> 4x = 180

=> x = 180/4 = 45

so, angles are 45,45 and 90.

What is the result of the division?
1,016 42 = ?
O 24 R8
O 24 R12
O 25 R6
O 25 R26

Answers

Answer:

account for the majority of O-rings produced, namely Nitrile, EPDM and ... For the most current information, contact the O-Ring Division. ... O-ring resulting in “nibbling” (see Zatkoff Product catalog, ... 72 0,23. 30 0,25. 89 0,25. 47 0,25. 07 0,25. 64 0,25. 24 0,25. 82 0,30. 42 0,30. 99 0, ... JASO-1016 ... R12,5-591 ... R26,5-605.

Step-by-step explanation:

Answer:

c

Step-by-step explanation:

Mr. Johnson gave the sales clerk $60 for 3 sweaters that he purchased. The clerk handed him $7.56 in change. Each sweater cost the same amount. What was the cost for each sweater? Record your answer and fill in the bubbles on your answer document. Be sure to use the correct place value. . 00 Olo 9 9 O $17.48 O $17.53 O $22.52 O $26.22​

Answers

Answer:
$17.48

Work:
$60-$7.56=$52.44
$52.44%3= $17.48

PLEASE HELP ME!!!!!!!!!!

Answers

Domain=0,4,-1,-3,-4
Range=2,-2,3,0

Joel is considering putting a $
$3500 laptop purchase on his
credit card, which has an interest rate of
4.95% compounded monthly. How long will it take him to pay off the purchase if he makes monthly
payments of $65?

Round your answer to the nearest tenth of a year.

Answers

Answer: $53.84

Step-by-step explanation: 3500 divided buy 65

The area of a square is given by A= s2 where s is the length of each side of the square if the area of a square room is 64 square meters what is the length of 1 side of the room in meters

Answers

9514 1404 393

Answer:

  8 m

Step-by-step explanation:

Using the given information, we know that ...

  64 m^2 = A = s^2

  (8 m)^2 = s^2

  8 m = s

The length of one side of the room is 8 meters.

Which of the following line is parallel to the the line y=3/4x+7

Answers

the answer is y=3/4x-9

si un submarino esta a - 83 metros a nivel del mar, sube a -15 cuantos metros subio?

Answers

Answer:

El submarino subió 68 metros

Step-by-step explanation:

Desplazamiento

Si un cuerpo cambia de posición desde X1 hasta X2, su cambio de posición se calcula como:

X=X2-X1

En el caso de nuestro submarino, su posición original era a X1=-83 m, luego sube a la posición X2=-15 m, así que su cambio de posición o desplazamiento es:

X=-15-(-83)=-15+83=68 m

El submarino subió 68 metros

9. Standardized Test Practice Vanessa needs of a length
of board to build a birdhouse. If she has 6 boards, how many
birdhouses can she make?
B 6
A 33
C 10
D 18

Answers

the answe is D... if it’s not i’m really sorry
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