Simplify.

A.
B.
C.
D.


Answer: C

Mathematics

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Find the mean.2.2, 8.9, 8.7, 1.9, 5.1

A. 26.80 B. 6.700 C. 5.1 D. 5.36

Mathematics

Use Descartes' Rule of Signs to determine the possible number of positive real zeros and the possible number of negative real zeros for the function.P(x) = -8x4 - 3x3 - 9x2 - 5x + 2

A. 1 positive; 1 or 3 negative B. 1 positive; 2 negative C. 0 or 2 positive; 1 or 3 negative D. 1 positive; 1 negative

Mathematics

Perform the conversion.3.6 kg = ___ t

A. 0.0036 B. 0.036 C. 3600 D. 360

Mathematics

Factor the trinomial completely. 

A.
B.
C.
D.
E. not factorable

Mathematics