Saturday

April 19, 2014

April 19, 2014

Posted by **Jennifer W.** on Tuesday, March 19, 2013 at 6:15pm.

36

72

144

2. What are the solutions of the equation x2 + 4x = 96? (1 point) 2, –48

–12, 8

–2, 48

12, –8

3. What are the solutions of the equation x2 + 14x = –130? (1 point)2, –16

10, –13

–2, 16

no solution

4. A rocket is launched from atop a 105-foot cliff with an initial velocity of 156 ft/s. The height of the rocket above the ground at time t is given by h = –16t2 + 156t + 105. When will the rocket hit the ground after it is launched? Round to the nearest tenth of a second. (1 point)4.9 s

9.8 s

0.6 s

10.4 s

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