sin(pi/2)x=x^4

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Solution for sin(pi/2)x=x^4 equation: 


x in (-oo:+oo)

sin(pi/2)*x = x^4 // - x^4

sin(pi/2)*x-x^4 = 0

x-x^4 = 0

x*(1-x^3) = 0

-1*x^3 = -1 // : -1

x^3 = 1

x^3 = 1 // ^ 1/3

x = 1

x = 0

x = 0

x in { 1, 0 }

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