Apply Chain Rule: To find the derivative of h(x)=arcsin(4x), we use the chain rule.
Derivative of arcsin(u): The derivative of arcsin(u) with respect to u is 1−u21. Here, u=4x.
Calculate dxdu: Using the chain rule, h′(x)=dxd(arcsin(4x))=dxd(arcsin(u))⋅dxdu.
Plug in Derivatives: We calculate dxdu where u=4x. So, dxdu=4.
Simplify Expression: Now, plug in the derivative of u and the derivative of arcsin(u) into the chain rule formula.h′(x)=1−(4x)21×4.
Simplify Expression: Now, plug in the derivative of u and the derivative of arcsin(u) into the chain rule formula.h′(x)=1−(4x)21×4. Simplify the expression to get the final derivative.h′(x)=1−16x24.
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