ctetf14p1 q55

0. The number of factors of 42 is

Answer
Comment
Array

Option : B
Explanation : (B) 42 can also be written as 7¹ × 6¹ or = 7¹ × 3¹ × 2¹
∴ Number of factors = (1 + 1) × (1 + 1) × (1 + 1)
= 2 × 2 × 2 = 8

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