Question

which is greatest among (81)^18, (243)^15,(27)^21,(9)^38?

Answer 1

= (9) ^2×18 ; (3) ^5×15 ; (3) ^3×21 ; (3) ^2×38

= (3) ^2×36 ;(3) ^75 ; (3) ^63 ; (3) ^76

=(3)^72 ;(3)^75 ; (3)^63 ; (3)^76

then (9)^38 is greater

Answer 2

Answer:

9^38 is correct answer

Step-by-step explanation:

I HOPE IT WILL HELP YOU

THANK YOU