Question

Which expression is equivalent to 100 n2 − 1? (10n)2 − (1)2 (10n2)2 − (1)2 (50n)2 − (1)2 (50n2)2 − (1)2

Answer 1

(10n)² - 1²

Explanation:

100 n² − 1= (10n)² - 1²

Answer 2

100n² - 1

Simplifying we get

(10n)² - 1

Hope this helps.