Given that, 33964=58, the value of 3364+33 64 is: - Vidyadip

MCQ

Given that, $\sqrt{33964}=58$, the value of $\sqrt{3364}+\sqrt{33\cdot64}$ is:

A
$60$
B
$53.8$
C
$63.4$
✓
$63.8$

✓

Answer

Correct option: D.

$63.8$

From question, $\sqrt{3365}=58$
Now, $\sqrt{3364}+\sqrt{33\cdot64}=58+\sqrt{3364\times10^-2}=58+58\times10^-1$
$= 58 + 5.8 = 63.8$

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