(x+7) (x+7)
multiplis the flowing using approprate
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(x+7)^2
Therefore,
(a+b)^2 = a^2 + b^2 + 2ab
x^2 + 7^2 + 2(x)(7)
x^2 + 49 + 14x
Therefore,
(a+b)^2 = a^2 + b^2 + 2ab
x^2 + 7^2 + 2(x)(7)
x^2 + 49 + 14x
Answered by
1
Answer:
(x+7) (x+7)
(a+b)(a+b)
(a^2+2ab+b^2)
(x+7)^2
x^2+14x+49
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