9th Math Polynomial Review

All about Polynomials

100

True or False:  You can add 5x with 6x²

False

200

When adding polynomials, what do the exponents do?

Remain the same.

300

When multiplying polynomials, what do the exponents do?

Exponents add.

400

A polynomial with 2 terms is called:

Binomial.

500

A polynomial with 3 terms is called:

Trinomial

Add/Subtract Polynomials

100

Add the Polynomials

(4x + 9) +(x - 4)

5x + 5

200

Add the polynomials:

(-3a +5) - (7a - 2)

-10a + 7

300

Add the polynomials:

(x² +3x + 5) + ( -x² +6x)

9x + 5

400

Add the polynomials:

(t² + 3t³ -3) + (2t² +7t -2t³) 

t³ +3t² +7t -3

500

Subtract the polynomials: 

(10x + 12) - (5x + 1) - (2x - 4)

3x + 15

Multiplying Polynomials

100

Multiply the Polynomials:

3x² (2x⁴)

6x⁶

200

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+ 200 Points

300

Multiply the Polynomials:

3(4x² + 2x - 5)

12x² + 6x - 15

400

Multiply the Polynomials:

(x-2)(x+6)

x²+4x-12

500

Multiply the Polynomials:

(3x-6)(5x+3)

15x²-21x-18

Factoring

100

What factoring, you need to find 2 numbers that ______________  to the last number (constant) in the expression.

Multiply

200

Factor:  x² + 8x + 15

(x+5)(x+3)

300

Factor: x² + 3x - 4

(x + 4)(x - 1)

400

Factor: x² - 6x + 8

(x - 4)(x - 2)

500

Factor:  x² - 12x + 32

(x - 8)(x - 4)

Laws of Exponents

100

(x²)(x⁸)

x¹⁰

200

x⁷/x³

x⁴

300

(8c⁴)(5c¹⁰)

40c¹⁴

400

(5x)⁰

1

500

(6g⁴)²

36g⁸