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 = 5t2 + 3t + 6, 0 ? t ? 2Find the body's displacement and average velocity for the given time interval.

A. 26 m, 26 m/sec
B. 26 m, 13 m/sec
C. 38 m, 19 m/sec
D. 16 m, 23 m/sec


Answer: B

Mathematics

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Find f-1(x) for the following one-to-one function f.f(x) = 

A. f-1(x) = 
B. f-1(x) = 
C. f-1(x) = 
D. f-1(x) = 

Mathematics

Find the first five terms of the recursively defined sequence.a1 = 11, an+1 = 

A. 11, - , - 
B. 11, - , -11, - , -11
C. 11, - , - , - ,-  
D. 11, - , 11, - , 11

Mathematics

For the given equation, first identify the phase shift and then sketch one complete cycle of the graph. Graph y = sin x on the same coordinate system. ? 

A. ?


B. ?


C. ?


D. ?


E. ?

?


Mathematics

Solve the problem.There were 44,000 people at a ball game in Los Angeles. The day's receipts were $355,000. How many people paid $14 for reserved seats and how many paid $5 for general admission?

A. 33,750 paid $14; 10,250 paid $5. B. 29,000 paid $14; 15,000 paid $5. C. 10,250 paid $14; 33,750 paid $5. D. 15,000 paid $14; 29,000 paid $5.

Mathematics