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aev [14]
3 years ago
12

A graph is drawn to represent a relationship between distance, d, and time, t. Which situation could be represented on the graph

?
- Each point shows the distance, in feet, above the ground of a falling object after t seconds, where the falling speed increases as time increases.
- Each point shows the distance, in feet, covered t seconds after a brake is applied, where the speed of the car decreases by a constant factor.
- Each point shows the distance, in feet, traveled by an airplane on a runway by gradually increasing speed t seconds after being approved for takeoff.
- Each point shows the remaining distance, in feet, to the finish line of a race t seconds after a runner begins the final stretch and runs at a constant speed.

Mathematics
2 answers:
Triss [41]3 years ago
7 0

Answer:

D: Each point shows the remaining distance, in feet, to the finish line of a race t seconds after a runner begins the final stretch and runs at a constant speed.

Putting this here in case you don't have BrainlyPlus

Deffense [45]3 years ago
4 0
The graph forms a straight line going downwards. The straight line means that the speed is constant. It is going downwards meaning it is stopping. 

The best statement that represents the graph is:

<span>Each point shows the remaining distance, in feet, to the finish line of a race t seconds after a runner begins the final stretch and runs at a constant speed.</span>

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Answer:

The coefficient of the 2nd term is - 26

Step-by-step explanation:

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∵ The length, width, and height of a rectangular box are

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∴ l = 2x , w = 3x + 1 , h = 5x - 6

The formula of the volume of a rectangular box is V = l × w × h

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- multiply the two brackets at first

∵ (3x + 1)(5x - 6) = (3x)(5x) + (3x)(-6) + (1)(5x) + (1)(-6)

∴ (3x + 1)(5x - 6) = 15x² + (-18x) + 5x + (-6)

- Add the like terms

∴ (3x + 1)(5x - 6) = 15x² + (-18x + 5x) + (-6)

∴ (3x + 1)(5x - 6) = 15x² + (-13x) + (-6)

- Remember (-)(+) = (-)

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