Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.tan ? = 2, cos ? < 0Find cos 
.
A. - 
B. -
C. 
D. 
Answer: A
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Solve the problem.On Monday, an investor bought 100 shares of stock. On Tuesday, the value of the shares went up 2%. How much did the investor pay for the 100 shares if he sold them Wednesday morning for $1530?
A. $1480 B. $1550 C. $1500 D. $1561
Solve the problem.A rectangular field is to be enclosed on four sides with a fence. Fencing costs $5 per foot for two opposite sides, and $2 per foot for the other two sides. Find the dimensions of the field of area 790 ft2 that would be the cheapest to enclose.
A. 17.8 ft @ $5 by 44.4 ft @ $2 B. 44.4 ft @ $5 by 17.8 ft @ $2 C. 11.2 ft @ $5 by 70.3 ft @ $2 D. 70.3 ft @ $5 by 11.2 ft @ $2
Evaluate the expression according to the order of operations.
2
A. 900 B. 50 C. 20 D. 100
Express the following ratio as a fraction in lowest terms.A ratio of 7 to 56
A. 8
B. 
C. 7
D. 