If 3√5 + √125 = 17.88, then what will be the value of √80 + 6√5 ?
Answer: Option D
Explanation:
3√5 + √125 = 17.88
3√5 + √25 x 5 = 17.88
3√5 + 5√5 = 17.88
8√5 = 17.88
√5 = 2.235
√80 + 6√5 = √16 x 5 + 6√5
= 4√5 + 6√5
= 10√5 = (10 x 2.235) = 22.35