Question: For vectors vec ( B ) = - vec ( i ) - vec ( 4 j ) and vec ( A ) = -

For vectors vec

(B) = -

vec

(i) -

vec

(4 j)

and vec

(A) = -

vec

(3) i -

vec

(2 j)

calculate

(a)

vec

(A) +

vec

(B)

and its magnitude and direction angle.

vec

(A) +

vec

(B) = -

vec

(4 i) -

vec

(6 j)

; Magnitude

7.21

and direction

236

degree

vec

(A) +

vec

(B) = -

vec

(4 i) -

vec

(j)

; Magnitude

7.21

and direction

200

degree

vec

(A) +

vec

(B) = -

vec

(i) -

vec

(6 j)

; Magnitude

7.21

and direction

236

degree

vec

(A) +

vec

(B) = -

vec

(6 i) -

vec

(6 j)

; Magnitude

7.21

and direction

206

degree

For vectors vec ( B ) = - vec ( i ) - vec ( 4 j )

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