Find the least common multiple.x2- 4x- 12, 3x- 18

A. 3(x + 2)(x - 6)
B. 3(x - 2)(x + 6)
C. 3(x - 2)(x - 6)
D. 3(x + 2)(x + 6)


Answer: A

Mathematics

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Represent the shaded area in the figure group with a mixed number.

A. 12
B. 3
C. 15
D. 3

Mathematics

Solve the inequality. Graph the solution set and write it in interval notation.3(4x - 3) + 27 ? 5x - 3

A. [3?)

B. (-?-3]  

C. (-?3]

D. [-3?)

Mathematics

Convert to decimal notation.1.27 × 10-4

A. 0.00127 B. 0.0000127 C. 0.000127 D. -127,000

Mathematics

Find the length of the third side of the right triangle. Assume that c represents the length of the hypotenuse. Give an exact answer and, if appropriate, an approximation to three decimal places.b = 12, c = 15

A. a = 3 B. a = 10 C. a = 9 D. a = 81

Mathematics