Tell whether the relation is a function.{(-1, 3), (2, -2), (6, 6), (7, -1), (10, -8)}
A. Function
B. Not a function
Answer: A
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Find the angle between the pair of vectors to the nearest tenth of a degree.5i - 4j, 2i - 6j
A. 33.9° B. 110.2° C. 32.9° D. 60.4°
Solve for the specified variable. Assume that all other variables are nonzero.S = ?(b2 + B2)w; for b
A. b = ± 
- B2
B. b = ± 
C. b = ± 
D. b = ± 
- B
Find ? to the nearest tenth of a degree if cos?= -0.5616 and sin?<0.
What will be an ideal response?
Solve the problem.The owners of a candy store want to sell, for $6 per pound, a mixture of chocolate-covered raisins, which usually sells for $3 per pound, and chocolate-covered macadamia nuts, which usually sells for $8 per pound. They have a 
barrel of the raisins. How many pounds of the nuts should they mix with the barrel of raisins so that they hit their target value of $6 per pound for the mixture?
A. 91 lb B. 98 lb C. 105 lb D. 112 lb