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April 19, 2014

April 19, 2014

Posted by **Anonymous** on Saturday, December 1, 2012 at 10:46am.

- physics -
**Henry**, Monday, December 3, 2012 at 6:01pma. a1 = 0.55m/s^2, a2 = 0.43 m/s^2.

d1 + d2 = 41m.

0.5a1*t^2 + 0.5a*t^2 = 41 m

0.275t^2 + 0.215t^2 = 41

0.49t^2 = 41

t^2 = 83.67

t = 9.15 s.

b. d1 = 0.275*(9.15(^2 = 23.0 m.

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