Question

The slope of tangent to the curve x = t² + 3t - 8, y = 2t² - 2t - 5  at the point (2, −1) is

(A) 22/7 

(B) 6/7 

(C) − 6 

(D) None of these 

Answer 1

Answer is (B) 6/7

We have t = 2 for the point (2,−1). Therefore, for t = 2, we get