How do I evaluate the integral [tex]\int_a^b[/tex] f(x(adsbygoogle = window.adsbygoogle || []).push({}); ^{4}) dx = [tex]\int_y^z[/tex] f(u) dx/du du, where u=x^{4}

y=a^{4}

z=b^{4}

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# Integral substitution

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