aim
To obtain the solutions of a quadratic equation x2 + 4x – 60 = 0 by completing the square geometrically.
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Step-by-step explanation:
LHS represents:
x2+4x+4
RHs represents:
60+4
Therefore
x2+4x+4=60+4
(x+2)2=(8)2
Taking square root, we get,
x+2x+2x===±88 or x+2=−86 or x=−10
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