A) <-3.34, -4.29>
B) <-2.38, -1.43>
C) <-9.12, -5.47>
D) < -12.76, -16.41>
B) <-2.38, -1.43>
C) <-9.12, -5.47>
D) < -12.76, -16.41>
-
vector projection of u on v = (u●v) / I v I^2 *
vector projection of <-5, -3> on< -7, -9> = (-5*-7 + (-3*-9)) /(49+81) * < -7, -9 >
= (35 + 27) /130 * <-7, -9 >
= (62/130) < -7, -9 >
= (0.4769) < -7, -9 >
= < -3.34, -4.29 >
vector projection of <-5, -3> on< -7, -9> = (-5*-7 + (-3*-9)) /(49+81) * < -7, -9 >
= (35 + 27) /130 * <-7, -9 >
= (62/130) < -7, -9 >
= (0.4769) < -7, -9 >
= < -3.34, -4.29 >