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Find the roots of x^3 + 4x^2 - 5x

X=0,-5,1

Answered by Jack W. • Maths tutor

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Calculate the derivative of x^x

Find the set of values of x for which 3x^2+8x-3<0.

Polynomial long division, how do I do it?

Write tan(3x) in terms of tan(x). Hence show that the roots of t^3 - 3t^2 - 3t + 1 = 0 are tan(pi/12), tan(5pi/12) and tan(3pi/4)

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