Question

I will mark brainlest for correct answer not for idiotic answers ​

Answer 1

"79³ + 3(79)² + 3(79) + 1

[:. a³+ 2a²b + 2ab² + b³ = (a+b)³ ]

=> (79)³ + 3(79)²×1 + 3(79)×(1)² + 1

=> (79+1)³

=> (80)³

=> 512

HOPE IT HELPS

PLEASE MARK ME BRAINLIEST ☺️

Answer 2

Just click on the picture.

(I HAVE WRITTEN FOR YOU, ON A PAPER)

HOPE THIS WILL HELP YOU TO CLEAR YOUR DOUBT!