What is the value of ${1.5}^{2} ?$

1.25

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2.15

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2.25

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2.20

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Solution

The correct option is C $2.25$
As we know that when a number is squared, the number of digits to the right of the decimal point is doubled.
So, ${1.5}^{2}$ will have $2$ digits after the decimal point.
i.e. ${1.5}^{2} = 1.5 \times 1.5 = 2.25$

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μ

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