Vector Componants Please help!?

Which of following sets of conditions (A - F), if true, would show that the expressions 1 and 2 above define the same vector as expressions 3 and 4?





1) C= Cosine Law Equation


2) o/ = sin^-1 (Bsin(c) / C )


3) Cx = A + B Cos(theta)


4) Cy = Bsin(theta)








a)The two pairs of expressions give the same length and direction for Vector C.


b)The two pairs of expressions give the same length and x component for Vector C.


c)The two pairs of expressions give the same direction and x component for Vector C.


d)The two pairs of expressions give the same length and y component for Vector C.


e)The two pairs of expressions give the same direction and y component for Vector C.


f)The two pairs of expressions give the same x and y components for Vector C.

Vector Componants Please help!?
Answer: E





The two pairs of expressions give the same direction and y component for Vector C.

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