Write the vector v in the form v1i + v2j, given 
and the direction angle ? of v.
= 14, ? = 270°
A. -14i
B. -14i + 14j
C. -14j
D. -14i - 14j
Answer: C
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Find the standard-form equation of the hyperbola centered at the origin which satisfies the given conditions.Asymptotes y = 
x, y = - 
x; one vertex is (0, 22)
A. 
- 
= 1
B. 
- 
= 1
C. 
- 
= 1
D. 
- 
= 1
Answer the question.In 2000 a company increased its workforce by 
. In 2001 it decreased its workforce by 
. How does the size of its workforce at the end of 2001 compare with the size of the workforce at the beginning of 2000?
A. It is unchanged. B. It is 2% lower. C. It is 4% lower. D. It is 4% higher.
Find the smallest possible value of b so that the trigonometric function passes through the given point.y = 6 sin bx
A. 
B. ?
C. 2
D. 
Find the nth term of the arithmetic sequence with the given values.a1 = 6, d = 2; n = 27
A. 58 B. -48 C. -46 D. 60