1.

find the product using identities (2z+4) 2z+7)

Answer»

(2z + 4 ) ( 2z + 7)

2z × 2z + 2z × 7 + 4 × 2z + 4 × 7

4z² + 14z + 8z + 28

4z² + 22z + 28



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