Question

the largest odd factor of 6^8 * 10^6 is

A (6^8 * 10^6)/2
B 3^4 * 5^3
C 15^6
D 3^8 * 5^6

Answer 1

6⁸ ∙ 10⁶ = ( 2 ∙ 3 )⁸ ∙ ( 2 ∙ 5 )⁶ = 2⁸ ∙ 3⁸ ∙ 2⁶ ∙ 5⁶ = 2⁸ ∙ 2⁶ ∙ 3⁸ ∙ 5⁶ = 2¹⁴ ∙ 3⁸ ∙ 5⁶

2¹⁴ is event

3⁸ is odd

5⁶ is odd


D.

3⁸ ∙ 5⁶

Answer 2

Thanks