Solve.x2 = 81

A. 40.5
B. -9, 9
C. -10, 10
D. 9

Answer: B

Mathematics

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Factor completely.x2 + 13x + 14

A. (x + 7)(x - 2) B. (x - 7)(x + 2) C. Prime D. (x + 14)(x - 1)

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Convert as indicated.26,000 lb to tons

A. 14 tons
B. 13 tons
C. 12 tons
D. 13 tons

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