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Today at 11:55 AM
Mathematics

Answered

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

Answer :

Today at 11:59 AM

Answer:

(x+2)^2-11

Step-by-step explanation:

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

=(x+2)^2-11

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