Question

expand the following using identities (2x+ 7y )2​

Answer 1

Answer:

answer is 4x + 14y

Step-by-step explanation:

given identity is (a + b)c = a*c+ b*c

(2x+ 7y )2 =  2x*2 + 7y*2 = 4x + 14y

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Answer 2

Answer is 4x+14y

Expand the following (2x+7y)2
2x*2 =4x
7y*2=14y

(2x+7y)2=4x+14y