(C) Given the equation $\sqrt{2^{n}} = 64$.We know that $64$ can be written as $2^{6}$.Also,$\sqrt{2^{n}}$ can be written as $(2^{n})^{1/2} = 2^{n/2}$

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(C) Given the equation $\sqrt{2^{n}} = 64$.We know that $64$ can be written as $2^{6}$.Also,$\sqrt{2^{n}}$ can be written as $(2^{n})^{1/2} = 2^{n/2}$.Equating the powers of the same base $2$,we get $\frac{n}{2} = 6$.Multiplying both sides by $2$,we get $n = 12$.

Competitive Quantitative Aptitude Number system Simplification

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If $\sqrt{2^{n}} = 64$,then find the value of $n$.

A
$8$
B
$10$
C
$12$
D
$16$

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If $\sqrt{2^{n}} = 64$,then find the value of $n$.

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$(20 \div 5) \div 2 + (16 \div 8) \times 2 + (10 \div 5) \times (3 \div 2) = ?$

The value of $\frac{3.157 \times 4126 \times 3.198}{63.972 \times 2835.121}$ is nearer to

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What will come in the place of the question mark $(?)$ in the following equation?
$23 \times 15 - 60 + ? \div 31 = 292$