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Archy [21]
1 year ago
9

2 points Jason's friend George jumped off a cliff into the ocean in Acapulco while vacationing with some friends. His height as

a function of time could be modeled by the function h(t)=-16t2+16t+480, where t is the time in seconds and h is the height in feet. a) What was George's height (disregard units in answer) after 5 seconds? *
Mathematics
1 answer:
vitfil [10]1 year ago
3 0

we need to substitute t=5

h(5)=16(5^2)+16(5)+480h(5)=16(25^{})+16(5)+480h(5)=400+80+480=960

The George's height after 5 seconds was 960

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bogdanovich [222]

Answer:

The length of river frontage for each lot are 96.55 ft. 98.85 ft, 101.15 ft and 103.45 ft.

Step-by-step explanation:

See the attached diagram.

The river frontage of 400 ft will be divided into 84 : 86 : 88 : 90 for each lot as AP, BQ, CR, DS and ET all are parallel.

Therefore, PQ : QR : RS : ST = 84 : 86 : 88 : 90 = 42 : 43 : 44 : 45

Let, PQ = 42x, QR = 43x, RS = 44x and ST = 45x

So, (42x + 43x + 44x + 45x) = 400

⇒ 175x = 400

⇒ x = 2.2988.

So, PQ = 42x = 96.55 ft.

QR = 43x = 98.85 ft.

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ST = 45x = 103.45 ft

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3 years ago
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dusya [7]

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Basile [38]

Answer:

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Step-by-step explanation:

We are given the following in the question:

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Thus, gender is a categorical variable. Numbers are only used to represent the data.

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The sum of these represent the total male and female students in class. Thus, the sum gives the total number of students in class.

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Step-by-step explanation:

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