Question

Need to obtain all marks on this question

Answer 1

y = -(8/15)x + 289/15

Explanation:

Slope of the normal at P:

(15-0)/(8-0)

15/8

Slope of the tangent:

-8/15

y = (-8/15)x + c

15 = (-8/15)(8) + c

c = 15 + 64/15

c = 289/15

y = -(8/15)x + 289/15