For those which are polynomial functions, find the degree, the leading term, and the leading coefficient.f(x) = 3 + 5x - 7x3

A. not a polynomial function
B. Degree: 3, leading term: -7, leading coefficient: 3
C. Degree: 3, leading term: -7x3, leading coefficient: -7
D. Degree: 0, leading term: 3, leading coefficient: 3


Answer: C

Mathematics

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The equation gives the position s = f(t) of a body moving on a coordinate line (s in meters, t in seconds).s = 8 sin t - cos tFind the body's acceleration at time t = ?/4 sec.

A.   m/sec2
B. -   m/sec2
C.   m/sec2
D. -   m/sec2

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Determine whether the argument is valid or invalid. You may compare the argument to a common form, if applicable, or use a truth table.If you eat well, you will be well.If you are well, you will be happy.? If you eat well, you will be happy.

A. Valid B. Invalid

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Simplify the rational expression.

A. -4
B. 4
C. - 
D.

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Decide whether or not the ordered pair is a solution to the equation.3x + 5y = 19; (3, 2)

A. Yes B. No

Mathematics