9872 – 133 = …………………. A) 9,74,000 B) 79,400 C) 14,

1.	9872 – 133 = …………………. A) 9,74,000 B) 79,400 C) 14,000 D) 14,009
Answer» Correct option is A) 9,74,000 Correct option is (A) 9,74,000 \(987^2–13^2=(987-13)(987+13)\) = 974 \(\times\) 1000 = 9, 74, 000.

9872 – 133 = …………………. A) 9,74,000 B) 79,400 C) 14,000 D) 14,009

Answer»

Correct option is A) 9,74,000

Correct option is (A) 9,74,000

\(987^2–13^2=(987-13)(987+13)\)

= 974 \(\times\) 1000

= 9, 74, 000.