The electric potential along the x-axis is V = 100 e^{−2x} V , where x is in meters.

(a) What is E_{x} at x = 1.0m?

(b) What is E_{x} at x = 1.9 m?

^{−2x} V , where x is in meters.

(a) What is E_{x} at x = 1.0m?

(b) What is E_{x} at x = 1.9 m?