find d/dx (integral from 2 to x^4) tan(x^2) dx

1. I assume you meant

d/dx ∫[2,x^4] tan(t^2) dt
= tan((x^4)^2) * 4x^3
= 4x^3 tan(x^8)

posted by Steve
2. yes! thank you!

posted by Ke\$ha

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