Question

ok so will you be my friend then

solve (a+1) (a2-a+1)​
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Answer 1

Explanation:

a×a^2 - a×a + a + a^2 - a +1=0

a^3-a^2+a^2+a-a+1=0

a^3+1=0

a^3= -1

a= cube root of (-1)

[ cube root of (-1)= (-1)]

i. e., a= -1