UPSC CDS 2 2023 Math Paper

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Question Numbers: 43-44
Consider the following for the next items that follow:
Let ‌

(x−a)(x−b)

(x−ma)(x−mb)

=‌

(x‌+‌a)(x‌+‌b)

(x‌+‌ma)(x‌+‌mb)

; m, a, b > 0.

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Question : 44 of 100

Marks: +1, -0

What is x equal to ?

±√mab
±√ab
±√2mab
±√2ab

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