Use the Half-angle Formulas to find the exact value of the trigonometric function. tan 165°
A. -2 - 
B. -2 + 
C. 2 - 
D. 2 + 
Answer: B
Mathematics
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Write the sentence as an equation. Let the variable x represent the number.The quotient of 14 and a number is 
.
A. 
= 
B. 14x = 
C. 
= 
D. x + 14 = 
Mathematics
Provide an appropriate response.The probability distribution for the random variable X is: 
What is the expected value of X?
A. 0.62 B. 0.26 C. 0.22 D. 0.50
Mathematics
Solve.The total area of a certain country is 2,965,368 square miles. Round this figure to the nearest hundred thousand.
A. 3,000,000 B. 2,970,000 C. 2,900,000 D. 2,960,000
Mathematics
Find an equivalent expression without parentheses.-(7x - 5)
A. -7x + 5 B. -7x - 5 C. 7x - 5 D. 35x
Mathematics