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Flauer [41]
3 years ago
14

Solve each equation by graphing the related function or by finding square roots. t^2=144

Mathematics
2 answers:
fiasKO [112]3 years ago
6 0

Answer:

t = ±12

Step-by-step explanation:

t^2=144

Take the square root of each side

sqrt(t^2)=± sqrt(144)

t = ±12

Korvikt [17]3 years ago
5 0

Steps to solve:

t² = 144

~Take the square root of both sides

±√t^2 = ±√144

~Simplify

t = 12 or t = -12

Best of Luck!

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The average American spent $8,508 on health care in 2011. The cost of health care is projected to rise about 5.8% per year for t
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<h3>The projected amount the average American spent on health care in 2014  is $ 10075.91</h3>

<em><u>Solution:</u></em>

Given that,

The average American spent $8,508 on health care in 2011

The cost of health care is projected to rise about 5.8% per year for the years 2012-2022

<em><u>The increasing function is given as:</u></em>

y = a(1+r)^t

Where,

y is future value

a is initial value

r is growth rate in decimal

t is number of years

From given,

a = 8508

r = 5.8 \% = \frac{5.8}{100} = 0.058

t = 2011 to 2014 = 3 years

<em><u>Substituting the values, we get,</u></em>

y = 8508(1 + 0.058)^3\\\\y = 8508(1.058)^3\\\\y = 8508 \times 1.1842\\\\y = 10075.914 \approx 10075.91

Thus the projected amount the average American spent on health care in 2014  is $ 10075.91

4 0
3 years ago
If x = -5 <br><br> x2 + 3<br> x - 2
MAXImum [283]

Answer:

Step-by-step explanation:

8 0
2 years ago
If A=B prove AUB=AnB
expeople1 [14]
If two sets are same let a and bthen we can say a= b
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3 years ago
What is the value of x in the equation <br><br> 2x=368-4
Dennis_Churaev [7]

Answer: x= 182

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Then divide 364 by 2

Answer will be 182

8 0
3 years ago
Tom has a goal of saving enough money to buy a new set of rims for his car. Tom makes $7. 50 an hour take home pay at his job wo
elena-s [515]

It will take 8 weeks to Tom to achieve his goal.

<h3>What is the amount earned by him in a week?</h3>

The amount earned by him is given by multipliy number or hours and eaning in a hour.

Given

Tom has a goal of saving enough money to buy a new set of rims for his car.

Tom makes $7. 50 an hour take home pay at his job working 15 hours per week.

The earning of Tom in an hour = $7.5

If tom worked 15 hours in a week, then the amount earned by him in one week is;

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The number of week he need to work to achieve his target is;

= \dfrac{900}{112.5}\\\\= 8

Hence, It will take 8 weeks to Tom to achieve his goal.

To know more about equation click the link given below.

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