Solve.10x2 + 21x > 10

A. x < -  or x > 
B. -  < x < 
C. -  < x < 
D. x < -  or x > 


Answer: A

Mathematics

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Solve the equation.- s = - 

A.
B.
C.
D.

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Given A = 19°, b = 10 and a = 8, use the Law of Sines to solve the triangle (if possible) for the value of c. If two solutions exist, find both. Round answer to two decimal places.

a. c = 1.17 and 13.64 b. c = 15.54 c. c = 14.41 d. c = 2.15 and 16.76 e. not possible

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The function s = f(t) gives the position of a body moving on a coordinate line, with s in meters and t in seconds.s = - t3 + 2t2 - 2t, 0 ? t ? 2Find the body's speed and acceleration at the end of the time interval.

A. 2 m/sec, 0 m/sec2 B. 6 m/sec, -8 m/sec2 C. 6 m/sec, -2 m/sec2 D. -6 m/sec, -8 m/sec2

Mathematics

Find fractional notation for the ratio. You need not simplify.0.8 to 0.9

A.
B.
C.
D.

Mathematics