Use the fundamental identities and appropriate algebraic operations to simplify the expression.cos x (csc x - sec x) - cot x
A. cos2x - tan2x
B. 1
C. -1
D. 0
Answer: C
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Find the missing length in the right triangle. If necessary, round to the nearest tenth.
A. 11.5 cm B. 80.5 cm C. 12.7 cm D. 161.0 cm
Solve the triangle. Round to the nearest tenth when necessary or to the nearest minute as appropriate.
A. C = 103°, a = 64.4 m, b = 36.4 m B. C = 103°, a = 13 m, b = 23.1 m C. C = 97°, a = 12.8 m, b = 22.7 m D. C = 103°, a = 23.1 m, b = 13 m
Solve the problem.A travel agent arranged a payment plan for a client. It required a down payment of 
and 12 monthly payments of 
What was the total cost of the plan?
A. $8012 B. $8112 C. $7812 D. $7912
Solve the polynomial inequality and graph the solution set on a number line. Express the solution set in interval notation.(3x - 5)(x + 1) ? 0
A. 
B. [-1, ?)
C. (-?, -1] ? 
D. 
