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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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Write the equation in slope intercept form of a line that goes through (4,9) and has a slope of 1/2
Vedmedyk [2.9K]

Answer:

y = \frac{1}{2} x + 7

Step-by-step explanation:

the equation of a line in slope- intercept form is

y = mx + c ( m is the slope and c the y-intercept )

here m = \frac{1}{2}, hence

y = \frac{1}{2} x + c ← is the partial equation

to find c substitute (4, 9) into the partial equation

9 = 2 + c ⇒ c = 9 - 2 = 7

y = \frac{1}{2} x + 7 ← equation in slope-intercept form


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3 years ago
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Step-by-step explanation:

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3 years ago
Mikes rents a car for a total of £445 the rental charges are £145 for first day and £60 per day after that for how many days did
zimovet [89]
So, I'm not use to that type of currency, but I can still help you.
The equation would be:
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Now since it is 60  per day after that, the first day would not be charge, the second would but you would not charge it more.
145 + 60d - 60 = 445
Add like terms
85 + 60d = 445
-85               -85
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You can even check using a table/ coordinates. x= days, y=money
(1, 145), (2, 205), (3, 265), (4, 325), (5, 385), (6, 445).
7 0
3 years ago
I need help with this question! I already have part c figured out but I'm having a hard time understanding a and b...
jolli1 [7]

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3 years ago
Name four fractions between 5/11 and 5/6
liq [111]
5/10, 5/9, 5/8, 5/7.

These are all between 5/11 and 5/6.
8 0
3 years ago
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