10. {18 pts) Let ii = (4.2} Q E = (1, 3)_ ('Work required only for parts d and e) (a) Find 7 e7 3E: and state the result in component form. (b) State the exact magnitude (length) of F and the exact magnitude of W. (e) State the dot product if - '75. ((1) Find proj;[ ii) in component form. Give exact values. Show work. (e) Determine the angle between [3 and E. Show work. Write the exact angle as the arccosine of an appropriate number. Also, use a calculator to approximate the value of the angle, rounding the result to the nearest degree