Provide an appropriate response.Using a calculator, find the value of cos 195°. Round to four significant digits.
A. 0.9756
B. -0.9756
C. -0.9659
D. 0.9659
Answer: C
Mathematics
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Answer the question about the given function.Given the function f(x) = 
, list the x-intercepts, if any, of the graph of f.
A. (-
, 0)
B. (-7, 0)
C. (3, 0), (-3, 0)
D. none
Mathematics
Solve the problem.Awards are to be presented to seven people: Jeff, Karen, Lyle, Maria, Norm, Olivia, and Paul. How many different orders are possible for the awards if the men are to receive their awards first, and then the women?
A. 2 B. 5040 C. 72 D. 144
Mathematics
Tell whether the expression is a polynomial. If it is, give its degree.-19
A. Polynomial, degree 1 B. Polynomial, degree 0 C. Polynomial, degree -19 D. Not a polynomial
Mathematics
Indicate whether the function is one-to-one.{(14, -17), (13, -6), (-16, -2)}
A. Yes B. No
Mathematics