Use a double-angle identity to find the exact value of the expression.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Determine whether the equation defines y as a function of x. y = 
A. function B. not a function
Mathematics
Simplify the complex rational expression.
A. - 
B. 
C. 
D. 
Mathematics
Answer the question.Describe, in words, how to simplify a complex fraction by using the method of writing it as a division problem.
What will be an ideal response?
Mathematics
Find the x-intercepts and y-intercepts of the graph of the equation.x + y = -6
A. x-intercept: -5; y-intercept: -1 B. x-intercept: -1; y-intercept: -5 C. x-intercept: -6; y-intercept: -1 D. x-intercept: -6; y-intercept: -6
Mathematics