Business Calculus
dqdx=x2−4(x+2)2\frac{dq}{dx}=\frac{x^2-4}{\left(x+2\right)^2}
dqdx=−x4−x2\frac{dq}{dx}=-\frac{x}{\sqrt{4-x^2}}
dqdx=4x4+x2x2−2\frac{dq}{dx}=\frac{4x\sqrt{4+x^2}}{x^2-2}
dqdx=x2+4x+5\frac{dq}{dx}=x^2+4x+5