( x + 7 )× ( x + 7 )
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Answered by
2
Answer:
(x+7)(x+7)
x(x+7) +7(x+7)
x²+7x+7x+49
x²+14x+49
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Answered by
1
Answer:
(x+7) (x+7)
x^2 + 7x + 7x + 49
x^2 + 14x + 49
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