Chapter 8 Practice

Adding and Subtracting Polynomials

100

5x³-2x³

3x³

200

-6a+3a

-3a

300

(11n⁴-4)-(5n+2)

6n-6

400

(8z-12)+(6z+9)

14z-3

500

(9x³+3)+(4x³+7)

13x³+10

Multiplying a Monomial and a Trinomial

100

5n(n+7)

5n²+35n

200

6y²(y+7)

6y³+42y²

300

-x(4x⁴-8x³+x)

-4x⁵+8x⁴-x²

400

11w(w²+2w+6)

11w³+22w²+66w

500

4t(t²-6t+2)

4t³-24t²+8t

FOIL

100

(x+7)(x+4)

x²+11x+28

200

(x+4)(x-9)

x²-5x-36

300

(m+9)(m-3)

m²+6m-27

400

(a-2)(a-13)

a²-15a+26

500

(5h-3)(h+7)

5h²+32h-21

Factoring Trinomials

100

x²+x-42

(x+7)(x-6)

200

y²+11y+30

(y+5)(y+6)

300

x²+7x+10

(x+2)(x+5)

400

s²-12s+32

(s-8)(s-4)

500

g²-14g+45

(g-9)(g-5)

Factoring Monomials

100

12x-9

3(4x-3)

200

t²+8t

t(t+8)

300

8w²-18w

2w(4w-9)

400

4x³-2x²+8x

2x(7x²-x+4)

500

14n³-35n²+28

7(2n³-5n²+4)