−938 +−438-938\:+-438−938+−438
2a2−4ab+2b22a^2-4ab+2b^22a2−4ab+2b2
121\frac { 12 } { 1 }112
[(2x)3⋅(2x2)−2]2:(2x)−1[\left(\frac{2}{x}\right)^{3}\cdot\left(\frac{2}{x^{2}}\right)^{-2}]^{2}:\left(\frac{2}{x}\right)^{-1}[(x2)3⋅(x22)−2]2:(x2)−1
dydx=x2−33y2\frac{dy}{dx}=\frac{x^2-3}{3y^2}dxdy=3y2x2−3
tan(x)+cot(x)sec(x)+csc(x)\frac{\tan\left(x\right)+\cot\left(x\right)}{\sec\left(x\right)+\csc\left(x\right)}sec(x)+csc(x)tan(x)+cot(x)
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