Question #36f01

1 Answer
Dec 28, 2017

a=1quad=>quad(1+a^2-a)^4=1

Explanation:

if a=1^(1/3)

then (1+a^2-a)^4=?


We can simplify: a=1^(1/3)=root(3)(1)=1

then substitute a for 1:
(cancel1+1^2cancel(-1))^4=1^4=1