Divide using the quotient rule:

x13y8 / x6y3

Select one:

a. x7y5

b. x6y4

c. xy5

d. x6y5

Question 2

Simplify this expression:

-60 + (-6)0

Select one:

a. 2

b. -2

c. 0

d. 6

Question 3

Simplify this expression:

(5x3/y2)3

Select one:

a. 126x6/y5

b. 125x9/y6

c. 5x9/y6

d. 125x9/y2

Question 4

Simplify the expression:

-48x13y10z10/8x8y7z9

Select one:

a. x5y3z

b. -6x4y2z

c. -6x5y3z

d. -6x5y3

Question 5

Perform:

(12x8 + 9x6)/3x4

Select one:

a. 4x4 + 3x2

b. 4x4 + 9x6

c. 12x8 + 3x2

d. 7x10

Perform:

x-4/y-2

Select one:

a. y4/x2

b. x4/y2

c. y2/x4

d. x4y2

Question 7

Perform:

(y3/y)-2

Select one:

a. y4

b. 1/y8

c. 1/y7

d. 1/y4

Question 8

Write the number in decimal notation without the use of exponents.

6.939 x 107

Select one:

a. 693,900,000

b. 6,939,000

c. 69,390,000

d. 6,939,000,000

Question 9

Write the number in scientific notation.

0.000000558011

Select one:

a. 5.58011 x 10-7

b. 5.58011 x 107

c. 5.58011 x 10-6

d. 5.58011 x 106

Compute:

(27 x 108) / (-3 x 10-1)

Select one:

a. 18 x 107

b. -9 x 109

c. 9 x 107

d. 18 x 109