Provide an appropriate response.Is it correct to say that the value of cos 45 = 
? Explain your answer.
What will be an ideal response?
No, it is not correct because cos 45 means the cosine of 45 radians, not the cosine of 45 degrees. It would be correct to say that the value of cos 45° = 
.
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Find the derivative of y with respect to x.y = sec-1 
A. 
B. 
C. 
D. 
Discuss the symmetry of the graph of the polynomial function.f(x) = (x - 4)2
A. Symmetric about y = 4 B. Symmetric about x = 4 C. Symmetric about x = -4 D. Symmetric about y = -4
Solve the problem.A rectangular Persian carpet has a perimeter of 216 in. The length of the carpet is 22 inches more than the width. What are the dimensions of the carpet?
A. Width is 86 in.; length is 108 in. B. Width is 97 in.; length is 119 in. C. Width is 65 in.; length is 87 in. D. Width is 43 in.; length is 65 in.
Find the cardinality of the set {4, 10, 16, 22, 28, ..., 130}.
a. 55 b. 22 c. 23 d. 6 e. 210