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Differentiation of exponential and logarithmic functions — Question 21

Original QCE Vault practice · 1 mark

Q21 · Practice questionTechnology-freeComplex familiar1 mark

QUESTION 21

For f(x)=xln⁡xf(x)=x\ln x, determine the equation of the tangent at x=ex=e.
(A)
y=x−ey=x-e
(B)
y=2x+ey=2x+e
(C)
y=2x−ey=2x-e
(D)
y=ex−2y=ex-2
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