Perform the indicated operation. Give the answer in lowest terms.
A. 12z
B. 
C. 
D. 
Answer: A
Mathematics
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Find the slopes of the lines that are (a) parallel to and (b) perpendicular to the line passing through the pair of points.(3, 3) and (-2, -2)
A. (a) 1; (b) -1
B. (a) -1; (b) 1
C. (a) - 
; (b) 
D. (a) 0; (b) 0
Mathematics
Apply the Power Rule and simplify the expression. Write the result with positive exponents only.(y-9)0
A. 0
B. -1
C. 1
D. 
Mathematics
Use DeMoivre's Theorem to write the expression in rectangular form.(-i)11
A. i B. -i C. -1 D. 1
Mathematics
Find parametric equations for the line described below.The line through the point P(-3, 3, -3) and perpendicular to the plane 
A. x = -7t - 3, y = 3t + 3, z = -3 B. x = 3t + 3, y = 7t - 3, z = 5t + 3 C. x = -3t + 3, y = -7t - 3, z = -5t + 3 D. x = 3t - 3, y = 7t + 3, z = 5t - 3
Mathematics