Multiply and simplify.
? 
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Graph the polar equation.r = 
A. 
B. 
C. 
D. 
Mathematics
Determine whether f is a geometric sequence. If so, identify the common ratio.
A. No B. Yes; n3
Mathematics
Solve the problem.Given the approximation cos 23° ? 0.92, use trigonometric identities to find the approximate value of csc 
If necessary, round the answer to two decimal places.
A. 1.09 B. 0.39 C. 0.42 D. 2.56
Mathematics
Perform row operations on the augmented matrix as far as necessary to determine whether the system is independent, dependent, or inconsistent. x + y + z = -4 x - y + 2z = -64x + 4y + 4z = -13
A. Independent B. Dependent C. Inconsistent
Mathematics