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anastassius [24]
2 years ago
14

A race car driver under the caution flag at 10 feet per second begins to accelerate at a constant rate after the warning flag. T

he distance traveled since the warning flag in feet is characterized by 30t^2+10t, where t is the time in seconds after the car starts accelerating again. How long does it take the car to travel 40 feet after it begins accelerating?
Mathematics
2 answers:
Ad libitum [116K]2 years ago
7 0
It would take the car 20 seconds
Assoli18 [71]2 years ago
7 0

Answer:

it would take 1/3 or 0.333 seconds

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PLEASE HELP !!!!
Bess [88]

Answer:

About 31 years

Step-by-step explanation:

Given data

Principal= $3500

Rate=  4.75%

Final amount= $15,000

Time=??

The expression for time on compound interest is

Calculate time, solve for t

t = ln(A/P) / r

substitute

Calculate time, solve for t

t = ln(15000/3500) / 0.0475

t= ln(4.2857)/ 0.0475

t= 1.4552/0.0475

t= 30.63 years

Hence it will take about 31 years

4 0
3 years ago
Find the mean of the data set if necessary round to the nearest tenth 16, 12, 8, 22, 25, 8
Taya2010 [7]

15.2

16 + 12 + 8 +  22 +  25 +  8 = 91 / 6 = 15.16 = 15.2

4 0
2 years ago
Please give an explanation on why the answer is the answer PLEASE ANSWER I WILL GIVE BRAINLIEST
tester [92]

Answer: y=2x+3

Step-by-step explanation:

8 0
3 years ago
a truck is rented at 40$ per day plus a charge per mile use. The truck traveled 15 miles in one day, and the total charge was 11
Alla [95]

Answer:

15x + 40 = 115

We set the equation to 115 because the total cost is $115.

We add the "+ 40" because of the $40 to rent the trailer for the day.

The 15x is because it represents the miles per hour (x) times the number of hours.

The number of hours times the charge per mile, plus the $40 to rent it, will equal $115.

Hope this helps!!

5 0
3 years ago
Could u help me make sure its the right answer i can't get this wrong .
Black_prince [1.1K]

Answer:

12x + 6y = 102

5x - 6y = 34

17x = 136

x = 8

y = 1

5 0
3 years ago
Read 2 more answers
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