Find the value.Find  for 

A. -5
B. 27
C. 5
D. 13


Answer: C

Mathematics

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Graph the pair of parametric equations with the aid of a graphing calculator.x = t - sin t, y = 1 - cos t, -4? ? t ? 4? 

A.

B.

C.

D.

Mathematics

Solve the problem.The following numerical representation for f computes the average number of hours of television watched per day based on year of birth x.Give a numerical representation for a function g that computes the average number of hours of television watched per day for the year x, where  corresponds to the birth year 1975. Write an equation that shows the relationship between f(x) and g(x).

A.
f(x) = g(x - 1900)
B.
f(x) = g(x - 1975)
C.
f(x) = g(x + 1975)
D.
f(x) = g(x) - 1975

Mathematics

Form an equivalent expression by rationalizing the denominator.

A. 3
B. 3
C.
D.

Mathematics

Solve the system of equations. If the system has no solution, say that it is inconsistent.

A. x = 7, y = 0; (7, 0)
B. y = -  + , where x is any real number
or {(x, y) | y = -  + , where x is any real number}
C. x = 0, y = 0; (0, 0)
D. inconsistent

Mathematics