Sketch the graph of y = cos x between x = -4? and x = 4? by extending the graph for x between 0 and 2?.
?
?
A. ?
B. ?
C. ?
Answer: A
Mathematics
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Classify the angle as acute, right, obtuse, or straight.
A. Acute B. Obtuse C. Straight D. Right
Mathematics
Solve the system for x and y. Show your answer as an ordered pair, (x, y).x + y = 8x + y = 4
A. (8, 4) B. (0, 12) C. (0, 0) D. No solution
Mathematics
Factor.x3 - 512
A. (x - 8)(x2 + 8x + 64) B. (x - 8)(x2 + 64) C. (x + 8)(x2 - 8x + 64) D. (x + 512)(x2 - 1)
Mathematics
Let g(x, t, z) = 
(x - z2t). Find 
.
A. -2zt
B. 0
C. -2zt + t2
D. - 
+ 1
E. none of these
Mathematics