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Practice factorizing polynomial equations completely with these warm-up exercises. Find answers provided to check your solutions.
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Warm-up: Factor completely. • 1. x2 - 64 • 2. 100 - a2b2 • 3. 4x2 + 25y2 • 4. 144 - 9f2
Warm-up (cont’d) • 5. 8t2- 98r 2 • 6. 2yz4 - 50yz2
Answers • 1. (x+8)(x-8) • 2. (10-ab)(10+ab) • 3. prime • 4. 9(4-f)(4+f)
Answers (cont’d) • 5. 2(2t+7r)(2t-7r) • 6. 2yz2(z+5)(z-5)