find the derivative of function w r t the respective independent variable. q=square root of 2r - (r^2) , find dq/dr?
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q=root 2r-r^2
=(2r)^1/2-(r)^2
dq/dr=(1/2×2r^-1/2)-2r (using the formula nx=xn^n-1)
Thus..answer is (r^-1/2)-2r
=(2r)^1/2-(r)^2
dq/dr=(1/2×2r^-1/2)-2r (using the formula nx=xn^n-1)
Thus..answer is (r^-1/2)-2r
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