Find the derivative of $v(x)=8\sin x$, with $x$ in radians.

Find the derivative of $f(x)=-4\sin x+9\cos x+x^6$, with $x$ in radians.

Find the derivative of $g(x)=3\sin x$, with $x$ in radians.

For $g(x)=\sin x$, find $g^{\prime }\left(\frac{11\pi }{6}\right)$, with $x$ in radians.

For $v(x)=\sin x$, find $v^{\prime }\left(\frac{5\pi }{3}\right)$, with $x$ in radians.

Find the derivative of $r(x)=4\cos x$, with $x$ in radians.

For $v(x)=\sin x$, find $v^{\prime }\left(\frac{5\pi }{6}\right)$, with $x$ in radians.

Find the derivative of $u(x)=\left(x^3+9\right)\sin x$, with $x$ in radians.

Find the derivative of $v(x)=5\cos x$, with $x$ in radians.

Find the derivative of $g(x)=\left(x^3-8\right)\sin x$, with $x$ in radians.

Find the derivative of $s(x)=\left(x^5-4\right)\cos x$, with $x$ in radians.

Find the derivative of $w(x)=\left(x^2-1\right)\sin x$, with $x$ in radians.

Find the derivative of $v(x)=-2\cos x$, with $x$ in radians.

Find the derivative of $r(x)=5\sin x-3\cos x+x^4$, with $x$ in radians.

Find the derivative of $r(x)=-\cos x$, with $x$ in radians.

For $r(x)=\sin x$, find $r^{\prime }\left(\frac{\pi }{3}\right)$, with $x$ in radians.

Find the derivative of $r(x)=-6\sin x-5\cos x+x^6$, with $x$ in radians.

Find the derivative of $v(x)=3\sin x-4\cos x+x^2$, with $x$ in radians.

Find the derivative of $g(x)=-3\cos x$, with $x$ in radians.

Find the derivative of $r(x)=\frac{\cos x}{x^3}$, with $x$ in radians.

Find the derivative of $w(x)=\left(x^6+4\right)\cos x$, with $x$ in radians.

Find the derivative of $f(x)=\left(x^5+3\right)\cos x$, with $x$ in radians.

Find the derivative of $r(x)=8\sin x-3\cos x+x^4$, with $x$ in radians.

Find the derivative of $v(x)=\frac{\sin x}{x}$, with $x$ in radians.

For $v(x)=\sin x$, find $v^{\prime }\left(\frac{4\pi }{3}\right)$, with $x$ in radians.

For $r(x)=\sin x$, find $r^{\prime }\left(\frac{\pi }{6}\right)$, with $x$ in radians.

Find the derivative of $q(x)=-3\sin x+4\cos x+x^4$, with $x$ in radians.

Find the derivative of $v(x)=2\sin x$, with $x$ in radians.

Find the derivative of $g(x)=\frac{\cos x}{x^2}$, with $x$ in radians.

Find the derivative of $g(x)=\frac{\sin x}{x^5}$, with $x$ in radians.