Find the derivative of the function. HINT [See Quick Examples on page 835.]
f(x) = 9x ln x
2 answers
f'(x)=9[1+lnx]
9x(1/x) + lnx (9)
9 + 9 ln x
9(1+lnx) agreed
9 + 9 ln x
9(1+lnx) agreed