Evaluate the integral.
A. 4?
B. 3?
C. 5?
D. 2?
Answer: A
Mathematics
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Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find cot ?.
A. 
B. 
C. 
D. 
Mathematics
Factor completely.8x2 - 50y2
A. (2x + 5y)(4x - 10y) B. (4x + 10y)(2x - 5y) C. 2(2x - 5y)2 D. 2(2x + 5y)(2x - 5y)
Mathematics
Use the Leading Coefficient Test to determine the end behavior of the polynomial function.f(x) = -5(x2 - 1)(x - 3)2
A. rises to the left and rises to the right B. rises to the left and falls to the right C. falls to the left and rises to the right D. falls to the left and falls to the right
Mathematics
Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Mathematics