Question

Question #36f01

Answer 1

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

Explanation:

if `a=1^(1/3)`

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

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

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