Use the information given about the angle ?, 0 ? ? ? 2?, to find the exact value of the indicated trigonometric function.cos(2?) = 
, 0 < ? < 
Find cos ?.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Provide an appropriate response.Derive the series for 
for x > 1 by first writing 
= 
.
A. 
B. 
C. 
D. 
Mathematics
Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the variation problem.According to Ohm's law, the electric current I, in amperes, in a circuit varies directly as the voltage V. When 16 volts are applied, the current is 5 amperes. What is the current when 29 volts are applied?
A. 50 amperes B. 3.2 amperes C. 9.06 amperes D. 92.8 amperes
Mathematics
Determine whether the statement is true for n = 1, 2, 3, 4, and 5. Use the number of true statements as your answer.2n < n2
A. 2 B. 3 C. 5 D. 4
Mathematics