Add and subtract as indicated. Simplify and leave the numerator and denominator in your answer in factored form. + 

A.
B.
C.
D.


Answer: D

Mathematics

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The scores on a 30-point multiple-choice exam are given in the following frequency table: The first quartile on the exam is

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Solve the problem.Determinants are used to show that three points lie on the same line (are collinear). If  = 0,then the points (x1, y1), (x2, y2), and (x3, y3) are collinear. If the determinant does not equal 0, then the points are not collinear. Are the points , and collinear?

A. Yes B. No

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The graph of a function is given. Decide whether it is even, odd, or neither.

A. even B. odd C. neither

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Identify the polynomial as a monomial, binomial, trinomial, or none of these. Give its degree.-14c5 + 2c4 + 6c3

A. Trinomial, degree 12 B. Binomial, degree 12 C. Trinomial, degree 5 D. Binomial, degree 4

Mathematics