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If Vector A\overrightarrow { \mathrm { A } } Is Added to Vector

Question 66

Multiple Choice

If vector A\overrightarrow { \mathrm { A } } is added to vector B\vec { B } ,the result is 9i^8j^- 9 \hat { \mathbf { i } } - 8 \hat { \mathbf { j } } .If B\vec { B } is subtracted from C\overrightarrow { \mathrm { C } } ,the result is 5i~+4j^5 \tilde { \mathbf { i } } + 4 \hat { \mathbf { j } } .What is the direction of B\vec { B } (to the nearest degree) ?


A) 225 °\degree
B) 221 °\degree
C) 230 °\degree
D) 236 °\degree
E) 206 °\degree

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