$\:f\left(x\right)=5+\frac{10}{1+e^{-25x}}$
$x^2-17x+5=0$
$\cos\left(4x\right)x\cos\left(2x\right)+\sin\left(2x\right)x\sin\left(4x\right)$
$-6754-2345$
$10x^5-25x^4+35ax^3-75a^2x^2$
$\int\frac{\frac{1}{2}\left(2x+1\right)-\frac{1}{2}}{x^2+x+1}dx$
$2x^2+8x-9$
Get a preview of step-by-step solutions.
Earn solution credits, which you can redeem for complete step-by-step solutions.
Save your favorite problems.
Become premium to access unlimited solutions, download solutions, discounts and more!