Give the amplitude or period as requested.Period of y = cos 5x
A. 2?
B. 
C. 5
D. 1
Answer: B
Mathematics
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A point on the terminal side of angle ? is given. Find the exact value of the indicated trigonometric function.
?Find cos ?.
A. 
B. 
C. - 
D. - 
Mathematics
Simplify, where possible.7x + 10 - 10x - 9
A. -3x + 10y - 9 B. 17x + 19 C. -3x + 1 D. 3x + 1
Mathematics
Solve the problem.How long will it take a sample of radioactive substance to decay to half of its original amount, if it decays according to the function A(t) = 700e-0.192t, where t is the time in years? Round to the nearest hundredth year.
A. 34.12 years B. 3.61 years C. 37.73 years D. 134.40 years
Mathematics
Provide an appropriate response.What happens if C = 90° when the law of cosines is applied in the form 
What will be an ideal response?
Mathematics