Give the amplitude or period as requested.Amplitude of y = 4 cos 
x
A. 4
B. 6?
C. 
D. 
Answer: A
Mathematics
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Solve.In this expression, which symbol is the base?56
A. 6 B. 56 C. 5 D. There is no base in this expression.
Mathematics
Find the difference.- 254 - (-716)
A. 462 B. -970 C. -462 D. -362
Mathematics
Decide whether the statement is true or false. If it is false, tell why.The equation -x2 = -1 has no real solutions.
A. True B. False; the equation is equivalent to x2 = 1 and has two real solutions, 1 and -1. C. False; the equation has one real number solution, 1.
Mathematics
Find the absolute minimum value of the function.
Mathematics