expand using identity (x+7)(x-2)
Answers
Answered by
7
Answer:
x²-2x+7x-14
x²+5x-14
Step-by-step explanation:
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Answered by
2
Answer:
=X[X-2] + 7[X-2]
=X² + [-2X] + 7X + [-14]
= X² + X [5] - 14
=X² + 5X - 14
=X²+ 5X - 14
Step-by-step explanation:
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