Question

1. Using the identity (x +a)(x +b)= x² + x(a+b) + ab, find the
following product.
(8 + pq) (pq + 7)​

Answer 1

Step-by-step explanation:

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Answer 2

Answer:

pq(pq +15) + 56

Step-by-step explanation:

(pq + 8)(pq+7) =(pq)^2 + pq(15) + 56

=pq(pq +15) + 56 or (p^2)(q^2) + 15pq + 56

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