Find the slope of the curve y = 2x(^2) + 5x – 3 at (1, 4).
-
A.
4 -
B.
6 -
C.
7 -
D.
9
Correct Answer: Option D
Explanation
y = 2x(^2) + 5x – 3
dy/dx = 4x + 5
= 4 + 5
= 9
Find the slope of the curve y = 2x(^2) + 5x – 3 at (1, 4).
y = 2x(^2) + 5x – 3
dy/dx = 4x + 5
= 4 + 5
= 9