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Question

What is the value of S[M(D(A(a, b), 2), D(A(a, b), 2)), M(D(S(a, b), 2), D(S(a, b), 2))]?


A
a2 + b2
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B
ab
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C
a2 – b2
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D
a / b
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Solution

The correct option is D ab

Soln:(b)

S [M (D (A (a, b),2), D (A (a, b), 2)), M (D (S (a, b), 2), D (S (a, b), 2))]

S [M (D (a + b, 2), D (a + b, 2)), M (D (a – b, 2),D (a – b, 2))]

S [M(a + b)/2), (a + b) /2), M( )]

S [ (] = [(a +b)2 – (a – b)2 ]/ 22


Quantitative Aptitude

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