solve for x if x^3 +x^2 +x +1 = 0
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justaguide
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We have to solve for x: x^3 +x^2 +x +1 = 0
x^3 +x^2 +x +1 = 0
=> x^2( x + 1) + 1(x + 1) = 0
=> (x^2 + 1)(x + 1) = 0
x + 1 = 0
=> x = -1
x^2 + 1 = 0
=> x^2 = -1
=> x = i , -i
The values of...
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