3 years ago

Help pls this is really hard

Mathematics

1 answer:

Alex_Xolod [135]3 years ago

8 0

9514 1404 393

Answer:

see attached

Step-by-step explanation:

√2 ≈ 1.414 ≈ 1.4 +0.1(1/7)

The dot will be about 1/7 of the way between 1.4 and 1.5.

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Over [174]

$h(x) = 40x - 16x^2\\h(x) = 15\\40x - 16x^2 = 15\\-16x^2 + 40x - 15 = 0\\$

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Therefore the tennis ball is at least 15 feet above the ground from 0.5 seconds to 2.04 seconds

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