Kalkulator Integral Tentu dan Tak Wajar
Hitung integral tentu dan tak wajar langkah demi langkah
Kalkulator akan mencoba mengevaluasi integral tentu (yaitu dengan batas-batas), termasuk integral tak wajar, dengan menampilkan langkah-langkahnya.
Solution
Your input: calculate $$$\int_{0}^{\pi}\left( \sin^{6}{\left(x \right)} \cos^{3}{\left(x \right)} \right)dx$$$
First, calculate the corresponding indefinite integral: $$$\int{\sin^{6}{\left(x \right)} \cos^{3}{\left(x \right)} d x}=- \frac{\sin^{9}{\left(x \right)}}{9} + \frac{\sin^{7}{\left(x \right)}}{7}$$$ (for steps, see indefinite integral calculator)
According to the Fundamental Theorem of Calculus, $$$\int_a^b F(x) dx=f(b)-f(a)$$$, so just evaluate the integral at the endpoints, and that's the answer.
$$$\left(- \frac{\sin^{9}{\left(x \right)}}{9} + \frac{\sin^{7}{\left(x \right)}}{7}\right)|_{\left(x=\pi\right)}=0$$$
$$$\left(- \frac{\sin^{9}{\left(x \right)}}{9} + \frac{\sin^{7}{\left(x \right)}}{7}\right)|_{\left(x=0\right)}=0$$$
$$$\int_{0}^{\pi}\left( \sin^{6}{\left(x \right)} \cos^{3}{\left(x \right)} \right)dx=\left(- \frac{\sin^{9}{\left(x \right)}}{9} + \frac{\sin^{7}{\left(x \right)}}{7}\right)|_{\left(x=\pi\right)}-\left(- \frac{\sin^{9}{\left(x \right)}}{9} + \frac{\sin^{7}{\left(x \right)}}{7}\right)|_{\left(x=0\right)}=0$$$
Answer: $$$\int_{0}^{\pi}\left( \sin^{6}{\left(x \right)} \cos^{3}{\left(x \right)} \right)dx=0$$$