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inna [77]
3 years ago
15

Looking for jobs and a better climate, people move out of town at a rate of 3% of its population every year. If the town had 700

0 people in the year 2010, in the year 2019, it's population will be _____.
Mathematics
1 answer:
Alex787 [66]3 years ago
4 0
The initial population of the town is 7000, rate of reduction is 3%, thus the function modeling the new population will be given by:
f(t)=7000(0.97)^t
thus since our t=0 is in the year 2010, in the year 2019, t=19. The new population will be:
f(19)=7000(0.97)^19
f(19)=3,924.29
Thus the estimated population will be 3,924.29
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S= 2m +2u <br><br> solve for m
Whitepunk [10]
M =0 if you put it in y= and hit 2nd graph and go down to the 0 there is a 1 with means m =0  (ti-84+ caculater)  
6 0
3 years ago
Use the following triangle to find Sec theta.
makkiz [27]

Answer:

\frac{\sqrt{41}}{4}

Step-by-step explanation:

sec(theta) is defined as: sec(\theta)=\frac{1}{cos(\theta)} = \frac{hypotenuse}{adjacent}

In the diagram you provided the hypotenuse of the triangle is sqrt(41) and the opposite side is 5, using these two sides, we can solve for the adjacent side by using the Pythagorean Theorem: a^2+b^2=c^2

So this gives us the equation where a=adjacent side:

a^2+5^2=\sqrt{41}^2

a^2+25=41

Subtract 25 from both sides

a^2=16

Take the square root of both sides

a=4

So now plug this into the definition of sec(theta) and you get: \frac{\sqrt{41}}{4}. This is in most simplified form since 41, has no factors besides 41 and 1.

7 0
2 years ago
What is the simplified value of the expression below?
astraxan [27]

Answer:

-78.12

Step-by-step explanation:

a 12.4x-6.3= -78.12

mark as brainlyliest

7 0
3 years ago
Read 2 more answers
11. Find the area of each figure. Show all your calculations a. 3 cm 13 cm
Firlakuza [10]

Answer:

39

Step-by-step explanation:

A=lw

Area = length * width

A = 3 * 13

A=39

Hope this helps

6 0
3 years ago
Pairs of P-values and significance levels, α, are given. For each pair, state whether the observed P-value would lead to rejecti
lubasha [3.4K]

Answer:

(a) P-value = 0.074, α = 0.05 do not reject H0

(b) P-value = 0.006, α = 0.001 do not reject H0

(c) P-value = 0.494, α = 0.05 do not reject H0

(d) P-value = 0.074, α = 0.10 reject H0

(e) P-value = 0.028, α = 0.01 do not reject H0

(f) P-value = 0.296, α = 0.10 do not reject H0

Step-by-step explanation:

The p-value is used to determine the statistical significance of the results of a statistical test. The p-value is the probability that the null hypothesis is correct. Smaller the p-value, higher is the probability that the alternate hypothesis is correct. On the other hand, the significance level (α) is the probability of rejecting the null hypothesis when it is true. It is the risk that you are willing to take in saying that there are differences between groups when there are not. 

In order to reject the null hypothesis, the p-value should be lower than the significance level (α).

7 0
3 years ago
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