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Express x2+4x-7 in the form (x + a)2-b where a and b are integers.
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Express x2+4x-7 in the form (x + a)2-b where a and b are integers.

User Alexey Volkov
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1 Answer

5 votes

Answer:

(x+2)^2-11

Explanation:

=(x+2)^2-4-7

=(x+2)^2-11

User Janlindso
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