Question

Related Rates Problem:
So... I am absolutely terrible with related rates, I barely understood it during a previous lecture and now I really dont understand it. Can someone please explain how to do this problem?

Answer 1

A particle is moving along the curve y= x^2 +x in such a way that the y-coordinate is
increasing at a rate of 1/2 units per second. At what rate is the x-coordinate changing at the instant x = 2?

A) 1/8 units/sec
B) 1/10 units/sec
C) -1/8 units/sec
D) 1/4 units/sec
E) 1/12 units/sec