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 + 5t2 - 5t, 0 ? t ? 5Find the body's displacement and average velocity for the given time interval.
A. 25 m, 5 m/sec
B. -25 m, -10 m/sec
C. 225 m, 45 m/sec
D. -25 m, -5 m/sec
Answer: D
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The two figures are congruent. Find the measure of the requested side or angle.?B'C'D'
A. ?B'C'D' = 224° B. ?B'C'D' = 210.2° C. ?B'C'D' = 120.2° D. ?B'C'D' = 134°
The radioactive substance neptunium-139 decays to 73.64% of its original amount after 24 hours. How long (to the nearest hour) would it take for 39% of the original neptunium to be present? ?
A. 83 hr B. 77 hr C. 39 hr D. 74 hr E. 68 hr
Construct a truth table for the compound statement.(t ? p) ? (~t ? ~p)
A. 
B. 
C. 
D. 
The information below refers to triangle ABC.
?
inches. Find all the missing parts.
?
Apply the rules regarding the use of significant digits after all computations are complete.
?
A. 
inches, 
inches
B. 
inches, 
inches
C. 
inches, 
inches
D. 
inches, 
inches
E. 
inches, 
inches