Question

find the square of number 3.5​

Answer 1

(3.5)^2=12.25

hope it helps!!☺

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Answer 2

$Square \: of \: number \: 3.5 \\= (3.5)^{2}\\= 3.5 \times 3.5 \\= 12.25$

Therefore.,

$\red {Square \: of \: number \: 3.5} \green {= 12.25}$

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