Multiply the following using appropriate identities(X + 7) (X + 7)
Answers
Answered by
2
Answer:
=x²+7²+14x
Step-by-step explanation:
identity is (a+b)²
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Answered by
4
Answer:
x²+14x+49
Step-by-step explanation:
(x+7)(x+7)
(x+7)²
Use identity (x+y)² = x²+2xy+y²
Hence, it becomes
x²+14x+49
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