Graph the function using its vertex, axis of symmetry, and intercepts.f(x) = -x2 + 10x
A. vertex (5, 25)
intercepts (0, 0), (10, 0)
B. vertex (-5, -25)
intercept (0, -50)
C. vertex (-5, 25)
intercepts (0, 0), (- 10, 0)
D. vertex (5, -25)
intercept (0, -50)
Answer: A
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Provide an appropriate response.You brake your car from a speed of 55 mph. The table shows data that represent your car's speed versus the amount of time elapsed from the moment that you began to brake.
The graph below displays the data in the table. Refer to the graph to answer the questions.Speed (mph)
Elapsed Time (seconds)(i) For what interval of time is the speed of your car increasing? (ii) For what interval of time is the speed of your car decreasing? (iii) For what interval of time is the speed of your car constant?
A. (i) 0 to 4 seconds (ii) None (iii) 4 to 6 seconds B. (i) 0 to 5 seconds (ii) None (iii) 5 to 6 seconds C. (i) None (ii) 0 to 4 seconds (iii) 4 to 6 seconds D. (i) None (ii) 0 to 5 seconds (iii) 5 to 6 seconds
Write out the first five terms of the sequence.an = 
A. 
, 
, 
, 
, 
B. 
, 
, 
, 
, 
C. 
, 
, 
, 
, 
D. 1, 
, 
, 
, 
Find the least common denominator (LCD).
, 
A. 3(x - 4)(x - 3) B. 3(x + 4)(x - 3) C. 3(x + 4)(x + 3) D. 3(x - 4)(x + 3)
Evaluate the definite integral. 
A. e + e-1
B. 3(e - e-1)
C. e - e-1
D. 
(e - e-1)