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Inessa05 [86]
3 years ago
14

The table shows the approximate height of a football after it is kicked. Tell whether the rates of change for successive time in

tervals are constant or variable.
Time (s) Height (ft)
0 0
0.5 17
1.5 31
2 25


Find the rates of change

Mathematics
1 answer:
bezimeni [28]3 years ago
7 0
Answer: 36, 13, -10
The rates of change are variable.
Step-by-step explanation:
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4 0
3 years ago
Y = -2x2 + 10 y = -2x – 2
34kurt

Answer:

x = 6

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Step-by-step explanation:

\left \{y=-2x2 + 10y} \atop {y=-2x -2}} \right.

  1. -2x × 2 + 10 = - 2x - 2
  2. x = 6
  3. y = -2 × 6 - 2 = - 14
4 0
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3 0
3 years ago
How many pieces of 4 <br> inches of ribbon can get from a roll of 25 feet ribbon?
Dovator [93]
1 feet = 12 inches

25 feet= 25*12 inches
25 feet=300 inches
300inches/4inches=75 pieces of ribbon
8 0
3 years ago
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<img src="https://tex.z-dn.net/?f=%20-%20%284x%20-%2015%29%20%5Cgeqslant%20-%209%283%20%2B%20x%29" id="TexFormula1" title=" - (4
Kay [80]

- (4x - 15) \geqslant  - 9(3 + x) \\  - 4x + 15 \geqslant  - 27 - 9x \\  - 4x + 9x \geqslant  - 27 - 15 \\ 5x \geqslant  - 42 \\ x \geqslant  - 8 \dfrac{2}{5}


21 + x > 2( - 2 - 5x) + 6x \\ 21 + x >  - 4 - 10x + 6x \\ x + 10x - 6x >  - 4 - 21 \\ 5x >  - 25 \\ x >  - 5

Hope this helps. - M
5 0
3 years ago
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