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anonymous

  • one year ago

Can someone help with a math problem? Derek threw a tennis ball up in the air. The following table represents the height f(t), in meters, of the ball above the ground at time t seconds: Time (t) (in seconds) Height f(t) (in meters) 1 15 2 20 3 15 4 0 Which of the following is represented by the x-intercept of f(t)? (4 points) The ball touches the ground after 4 seconds. The ball was thrown from a height of 0 meters. The ball reaches a maximum height of 20 meters. The ball reaches the maximum height in 2 seconds.

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  1. anonymous
    • one year ago
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    I think the answer is A.

  2. anonymous
    • one year ago
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    A is the answer because the x-intercept is found when y is 0. t = 4 when f(t) = y = 0

  3. anonymous
    • one year ago
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    thank you @gina123

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