Add. Simplify, if possible.-13 + 1

A. -11
B. -11
C. -11
D. -12


Answer: A

Mathematics

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Simplify the expression.-9 + (-30) - 11 + 1

A. -51 B. -31 C. -49 D. 11

Mathematics

If the following number is a composite number, write it as a product of prime factors. Otherwise, identify it as prime.45

A. 5 ? 5 B. 3 ? 3 ? 5 C. 9 ? 5 D. 9 ? 3

Mathematics

Add the polynomials. Express your answer in standard form.(6x2 + 18x + 12) + (-2x2 + 16x + 3)

A. 4x2 - 34x + 15 B. 4x2 + 34x + 15 C. 4x2 + 34x + 9 D. 4x2 + 20x + 9

Mathematics

To use the Law of Sines to solve a triangle, we must know:

(a) The measure of all three sides. (b) The measure of two sides and an angle opposite one of them. (c) The measure of at least one side and any two angles. (d) The measure of two sides and their included angle. (e) Answers (a) or (d). (f) Answers (b) or (c).

Mathematics