3.21: Ln curve sketch and tangent

0606/23/M/J/21 — Question 7 · 7 marks

(a)
Sketch the graph of y=ln(43x)y = \ln(4 - 3x) on the axes, stating the intercept with the xx-axis.
[2]
(b)
Find the equation of the tangent to y=ln(43x)y = \ln(4 - 3x) at the point where x=1x = 1.
[5]