Factor by grouping: 5×3 – 15x 2 -2x + 6 =
Collect like terms: x – 4x =
Add: (r – 9s + 9) + (5r + 8s) + (s + 3)
Express using a positive exponent: r -5
Divide: (x4 – 13×2 + 42) (x2 – 6)
Solve: t2 – 9t + 20 = 0
Divide: 27×5 – 81×4 + 45 x2
9×2
Multiply: (2×2) (-5×8) (3×3)
Multiply: (x2 + x + 5) (x – 5)
10.) Multiply: (2t – 9) (2t + 9)
11.) Factor: 7×2 + 35x
12.) Simplify. Assume a (a-5) 9
13.) Subtract: (1.2×3 + 4.8×2 -3.7x) – (- 4.7×3 – 4.3×2 + 31)
14.) Simplify: (4p8)5
15.) Factor the trinomial: v2 – 16v + 60
16.) Add: (-4x + 7) + (2×2 + 1x – 13)
2
17.) Multiply: (x + 20) (x – 20)
18.) Divide and simplify: z9
z3
19.) Factor: w3 – 16w2 – 9w + 144
20.) Divide: -16y9
-8y6
21.) Multiply: (x4 + 6x) (x4 – 6x)
22.) Find solution set (graph) x2 + 2x – 8 = 0
23.) Multiply and simplify: (2k3) * (2k)7
24.) Simplify:

92

9-2

2

2

-92

(-9)2
Factor by grouping: 5×3 – 15x 2 -2x + 6 =
Collect like terms: x – 4x =
Add: (r – 9s + 9) + (5r + 8s) + (s + 3)
Express using a positive exponent: r -5
Divide: (x4 – 13×2 + 42) (x2 – 6)
Solve: t2 – 9t + 20 = 0
Divide: 27×5 – 81×4 + 45 x2
9×2
Multiply: (2×2) (-5×8) (3×3)
Multiply: (x2 + x + 5) (x – 5)
10.) Multiply: (2t – 9) (2t + 9)
11.) Factor: 7×2 + 35x
12.) Simplify. Assume a (a-5) 9
13.) Subtract: (1.2×3 + 4.8×2 -3.7x) – (- 4.7×3 – 4.3×2 + 31)
14.) Simplify: (4p8)5
15.) Factor the trinomial: v2 – 16v + 60
16.) Add: (-4x + 7) + (2×2 + 1x – 13)
2
17.) Multiply: (x + 20) (x – 20)
18.) Divide and simplify: z9
z3
19.) Factor: w3 – 16w2 – 9w + 144
20.) Divide: -16y9
-8y6
21.) Multiply: (x4 + 6x) (x4 – 6x)
22.) Find solution set (graph) x2 + 2x – 8 = 0
23.) Multiply and simplify: (2k3) * (2k)7
24.) Simplify:

92

9-2

2

2

-92

(-9)2