Find the HCF of: 3³ × 11², 2⁴ × 3² × 5³ × 11³ and 3 × 5 × 7 × 11
Show answer & explanation
Correct answer: C
Explanation
The correct answer is option 3 i.e 33.
Prime common factors:- All three have 3 and 11.
Smallest powers:
For 3: min(3, 2, 1) = 1
For 11: min(2, 3, 1) = 1
HCF = 3 × 11 = 33