The value of $(0.4)^{2} + (0.3)^{2}$ cannot be

0.25

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(0.5)^{2}

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\frac{1}{25}

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\frac{1}{4}

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Solution

The correct option is C $\frac{1}{25}$
$(0.4)^{2} + (0.3)^{2}$
$= 0.16 + 0.09$
$= 0.25 = (0.5)^{2}$
$= \frac{25}{100}$
So, option $D$ is the correct answer.

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Similar questions

y = \frac{(0.42)^{3} + (0.25)^{3} + (0.33)^{3} - 3 \times 0.42 \times 0.25 \times 0.33}{(0.42)^{2} + (0.25)^{2} + (0.33)^{2} - 0.42 \times 0.25 - 0.25 \times - 0.33 \times 0.42}

y

Find the value of $(2.5)^{2} \times (0.4)^{2}$

0.32 ¯ ¯¯¯¯ ¯ 58

\frac{\sqrt{0.0032}}{\sqrt{0.32}}

0. ¯ ¯¯¯¯ ¯ 32 + 0. ¯ ¯ ¯ 3

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