x2+4=−x2+4x^2+4=-x^2+4x2+4=−x2+4
x2−92\sqrt{x^2-9^2}x2−92
1−e−771-e^{-\frac{7}{7}}1−e−77
35c⋅34\frac{3}{5}c\cdot\frac{3}{4}53c⋅43
limx→1(x−1sin(x))\lim_{x\to1}\left(\frac{x-1}{sin\left(x\right)}\right)x→1lim(sin(x)x−1)
(0−2)2−3\left(0-2\right)^2-3(0−2)2−3
1cos(x)−sin(x)+1cos(x)+sin(x)=2cos(x)cos(2x)\frac{1}{\cos\left(x\right)-\sin\left(x\right)}+\frac{1}{\cos\left(x\right)+\sin\left(x\right)}=\frac{2\cos\left(x\right)}{\cos\left(2x\right)}cos(x)−sin(x)1+cos(x)+sin(x)1=cos(2x)2cos(x)
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!