What will come in the place of the question mark 39 39 in the following question 9611 2 4001 2 12251...........

Quantitative Aptitude (SBI-CL) Simplification

What will come in the place of the question mark '?' in the following question?

961^1/2 - 400^1/2- 1225^1/2 = 1600^1/2 - ?²

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SBI Clerk Pre 2022 (Shift 2)

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