Can someone help me this part A and B

(4%) Problem 18: A -3 MC charge experiences a force F =(17 MN) it(8 MN) j. A 50% Part (a) If the electric field at the location of the charge is expressed as E = Ex i + Ey j, what is Ex , in newtons per coulomb? DA 50% Part (b) If the electric field at the location of the charge is expressed as E = Ex i + Ey j, what is Ey , in newtons per coulomb? Ey =1 N/C Grade Summary Deductions 0% Potential 100% sin() cos() tan() 7 8 9 HOME Submissions cotan() asin() acos() E A A Attempts remaining: 999 4 5 6 (0% per attempt) atan() acotan() sinh() 2 3 detailed view cosh() tanh() cotanh() 0 END . Degrees O Radians VO BACKSPACE DEL CLEAR