3 years ago

4 more to go please help me pass

1 answer:

6 0

(5x^7y^2)(-4x^4y^5)=-20x^a y^b
<span>-20 x^11 y^7 = -20 x^a y^b </span>

<span>a = 11, b = 7 thus a: is you answer</span>

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