Find the magnitude and direction angle of the vector v. Round the direction angle to the nearest tenth of a degree when necessary.v = 5(cos 99°i + sin 99°j)
A. 25, 81°
B. 5, 99°
C. 
, 99°
D. 5, 81°
Answer: B
Mathematics
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What will be an ideal response?
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Use the vertical-line test to determine whether the graph represents a function.
A. Yes B. No
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