Latest exam Aptitude Question SOLUTION: If f(x) = x^2, find f(8-square root 5) =(8-sq. root 5)(8- sq. root 5) =8^2-8(sq. root 5)-8(sq. root 5)+(sq. root 5)^2 =64-16 sq. root 5+5 =64+5-16 s

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(#M40087696) EXAM Numerical Ability question Keep an EYE

If f(x) = x^2, find f(8-square root 5)
=(8-sq. root 5)(8- sq. root 5)
=8^2-8(sq. root 5)-8(sq. root 5)+(sq. root 5)^2
=64-16 sq. root 5+5
=64+5-16 sq. root 5
=69-16 square root 5

Asked In exam (10 years ago)

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