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2 years ago

The number of cases of a new diease can be modeled by the quadratic

Mathematics

1 answer:

Arada [10]2 years ago

5 0

Step-by-step explanation:

The number of cases of a new disease may be modeled by the quadratic regression equation y=-2x^2+44x+8 , what is the best prediction for the number of cases after 20 years ( the carrot symbol (^) means the following number is the exponent)

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denpristay [2]

Answer:

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3 years ago

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A sequence is given by rule 4n-5 generate the first 5 terms of the sequence

gtnhenbr [62]

Answer:

- 1, 3, 7, 11, 15

Step-by-step explanation:

Substitute n = 1, 2, 3, 4, 5 into the rule, that is

a₁ = 4(1) - 5 = 4 - 5 = - 1

a₂ = 4(2) - 5 = 8 - 5 = 3

a₃ = 4(3) - 5 = 12 - 5 = 7

a₄ = 4(4) - 5 = 16 - 5 = 11

a₅ = 4(5) - 5 = 20 - 5 = 15

The first 5 terms are - 1, 3, 7, 11, 15

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3 years ago

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Jacket is 125.000 tax is 5.5%

kykrilka [37]

Answer:

$131.88

hope this helps

Step-by-step explanation:

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3 years ago

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What gift does luke give to percy? why cant percy use them?

podryga [215]

Uh, I assume you're talking about Percy Jackson. The answer would be the flying shoes, which Percy cannot use because flying would mean entering Zeus's territory, and Percy and Zeus are not getting along. I hope this helps!

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3 years ago

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Keith has 500 in a savings account at the beginning of the summer he wants to have at least 200 at the end of the summer he with

Feliz [49]

Let w be the number of weeks. He withdraws $25 per week, so in w weeks, he withdraws 25w. He starts with $500, so after w weeks he has 500 - 25w. He wants this amount to be at least $200. "At least" means "greater than or equal to."

500 - 25w >= 200

-25w >= -300

w <= 12

Answer: Keith can withdraw $25 per week for at most 12 weeks.

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3 years ago

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