Evaluate
2x^{2}-4x-5a^{3}+2a^{2}-a+8
Differentiate w.r.t. x
4\left(x-1\right)
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3x^{2}-4x-5a^{3}+2a^{2}-a-x^{2}+8
Subtract 5 from 5 to get 0.
2x^{2}-4x-5a^{3}+2a^{2}-a+8
Combine 3x^{2} and -x^{2} to get 2x^{2}.
Examples
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