The value of ${\{{(23 + 2^{2})}^{2 / 3} + (140 - 19)^{1 / 2}\}}^{2},$ is

(a) 196

(b) 289

(c) 324

(d) 400

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Solution

We have to find the value of

By using the identity we get,

Hence correct choice is .

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