Question

simplify(9p-5q)²+180pq=(9p+5q)²
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Answer 1

Answer:

(9p-5q)*+180pq=(9p+5q)*

expand the brackets

9p×9p-2×9p×5q+5q×5q+180pq=9p×9p+2×9p×5q+5q×5q

81p*-90pq+25q*+180pq=81p*+90pq+25q*

81p*-81p*+25q*-25q*+90pq=90pq

0 os answer

Answer 2

Answer:

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Step-by-step explanation:

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