Arithmetic Ability
Simplification

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Q.

Simplify and find '?' 48√?+32√? = 320

View Answer

Correct choice: C

Explanation:

given 48√?+32√?= 320 => 6√?+4√?=40 Now squaring on both sides => 36 x ? + 16 x ? + 48 x ? = 1600 => 100 x ? = 1600 => ? = 16
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