Find the amplitude, period or phase shift.Find the period of y = 5 cos 
.
A. 5?
B. 6?
C. 
D. 3?
Answer: B
Mathematics
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Decide whether or not the transition matrix is regular.
A. Yes B. No
Mathematics
Simplify.(-4x2y)5
A. -20x2y B. -20x2y5 C. (-4)5x10y5 D. (-4)5x7y5
Mathematics
To use the Law of Cosines to solve a triangle, we must know:
(a) The measure of all three sides. (b) The measure of two sides and an angle opposite one of them. (c) The measure of at least one side and any two angles. (d) The measure of two sides and their included angle. (e) Answers (a) or (d). (f) Answers (b) or (c).
Mathematics
Simplify.(-3p-5q5r-5)2
A. 
B. 
C. (-3)2p10q10r10
D. 
Mathematics