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3 years ago

10

A rocket is launched from a tower. The height of the rocket, y in feet, is related to the time after launch, x in seconds, by th

e given equation. Using this equation, find the time that the rocket will hit the ground, to the nearest 100th of second.
y=−16x^{2} + 157x+104

1 answer:

blsea [12.9K]3 years ago

3 0

Can you send a picture of it? Then maybe I can help you answer it.

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Please answer number 11 I’ll give brainliest thank you!

WITCHER [35]

Answer:

x=28 cm

Step-by-step explanation:

Ratio of length of bigger sides to smaller sides=20:10=2:1.

$\frac{x}{14}=\frac{2}{1}$

$x=28$

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2 years ago

A store owner buys cell phones for $40 and marks up the price by 20%. Explained how to find the price at which she sells the cel

Gala2k [10]

Well depending on how you look at you could do $40 plus that extra 20% and since you said that means to add you would do the same price. as the actual price before you add that thirty 20% so you would add 40 plus 40 equals 80. If you did 25% the you would add 40 and 40 which is 80 and that's 20%out of 25% and add 5 to 80 and you get $85.

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3 years ago

The population of Maricopa County has been increasing for the past few decades. In 2016, the Maricopa County population is appro

maria [59]

Answer: 3,965,481

Step-by-step explanation:

Given: In 2016, the Maricopa County population is approximately 3.817 million.

i.e. Initial population= 3.817 million =3,817,000

Of the population increases from the current population by 3.89 % over the next 5 years,

Population increased = 3.89% of 3,817,000

= 0.0389 (3817000)

= 148481.3 ≈ 148481

Population in 2021= 3,817,000 +148,481 =3,965,481

Hence, the population in 2021 = 3,965,481

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2 years ago

The square root of 125 is between what two numbers

Otrada [13]

The square root of 125 is in between 11 and 12. It is 11.1803.

6 0

3 years ago

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Help Plz 15 Points And brainliest!!!

madam [21]

Answer:

-2

Step-by-step explanation:

Hope this was helpful

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3 years ago

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