Question 5: find the equation of the line tangent to () = ln( ) passing through the point (2, −4).

question 6: use logarithmic differentiation to find for = . use must use logarithmic differentiation to receive credit for this question.

question 7: find / using implicit differentiation for ^2 + 4 − ^3 = 6.

question 8: find / using implicit differentiation for ^ − 3^2 + ln() = 5.