sonnie28
04.08.2019 •
Mathematics
Write as a product of two polynomials. problem 1. 3(a–2)^2–(2–a) problem 2. 2(3–b)+5(b–3)2
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Ответ:
Step-by-step explanation:
Recognize that b-a = -(a-b). (Reversing the order of a difference changes its sign.)
1. 3(a-2)² -(2-a) = 3(a-2)² +(a-2) = (a-2)(3(a-2) +1)
... = (a -2)(3a -5)
2. 2(3-b) +5(b-3)² = (b -3)(-2 +5(b -3))
... = (b -3)(5b -17)
Ответ:
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Step-by-step explanation:
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