Chapter 7 Quiz Review

Multiplying Monomials

100

(8a²)(4a²)

32a⁴

200

(-3x²)²

9x⁴

300

(-5m²n)(-3m⁴n²)

15m⁶n³

400

(2xy²)³

8x³y⁶

500

(2y⁵z⁵)² (y⁵z⁵)²

 4y²⁰z²⁰

Dividing Monomials

100

x⁴/x²

x²

200

x³y⁵/xy⁴

x²y

300

3x²y⁶/x²y

3y⁵

400

16b^-4c²/4b^-6c

4b²c

500

14d^-5c⁶a^-11/7d^-6c⁴a^-13

2dc²a²

Scientific Notation

100

Write in scientific notation.

105,000,000

1.05 X 10⁸

200

Write in standard form. 

3.5 x 10^-3

0.0035

300

Write in standard form.

6.72 X 10⁷

67,200,000

400

Multiply.

(1.25 x 10⁵)(3 X 10⁶)

3.75 X 10¹¹

375,000,000,000

500

Divide. 

(5 X 10⁴) / (2.5 X 10³)

2 X 10¹

Polynomials

100

Is it a polynomial? Monomial, binomial, or trinomial?

10x⁴ + 8x¹⁰

Yes; binomial

200

Find the degree of the polynomial. 

16x³y⁹z⁶

9

300

Find the degree of the polynomial.

14x⁵ - 12y⁵- 13z⁵

5

400

Write the polynomial in standard form. 

4- 3x⁵ + y⁸ - 6z²

y⁸ - 3x⁵ - 6z² + 4

500

Write the polynomial in standard form. 

Identify the leading coefficient.

7p¹⁰ + 4c⁶ - 14d¹⁴  - 6

-14d¹⁴ + 7p¹⁰ + 4c⁶ - 6

-14

Misc.

100

When I am multiplying two expressions, what do I do with the exponents?

Add them

200

When I am dividing two expressions, what do I do with the exponents?

Subtract them

300

Any nonzero number to the zero power is...

1

400

Which is NOT a monomial?

14a⁴b⁶c¹⁰

rt/2

3x^-2

3x^-2

500

How many terms does a trinomial have?

Three