Mathematics, 15.01.2021 18:00, AdiGirlBrainly
HELP ASAP PLEASE :)
a car magazine wants to determine the macimum rpm of a car. the following graph shows the equation y=-2x^2+8x. the equation representa the function for the rpm of the car in thousands, where the rpm is y and the number of seconds is x.
1. The maximum rpm for the car is?
A. 6,000 rpm
B. 8,000 rpm
C. 10,000 rpm
2. the engine returns to idle and the rpm becomes 0 at?
A. 2 seconds
B. 3 seconds
C. 4 seconds
3. The rpm of the car increases for the first?
A. 2 secs
B. 3 secs
C. 4 secs
4. Then it decreases for the next
A. 2 secs
B. 3 secs
C. 4 secs
5.the axis of symmetry is?
A. 2 secs
B. 3 secs
C. 4 secs
Answers: 2
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Refer to interactive solution 17.45 to review a method by which this problem can be solved. the fundamental frequencies of two air columns are the same. column a is open at both ends, while column b is open at only one end. the length of column a is 0.504 m. what is the length of column b?
Answers: 1
Mathematics, 21.06.2019 18:20, mairealexander87
The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?
Answers: 2
HELP ASAP PLEASE :)
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