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neonofarm [45]
3 years ago
9

Plz help! Will mark brainliest if correct! No links please

Mathematics
1 answer:
joja [24]3 years ago
8 0

Answer:

20.8

Step-by-step explanation:

hope this helps

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What is the explicit equation for this series 25,21,17,13
Neko [114]

Answer:

The explicit rule is:

Step-by-step explanation:

The explicit rule is given by:

a_n=a_1+d(n-1)

The given sequence is 25,21,17,13

a_1=25

d=21-25

d=-4

We plug in the values into the formula to get;

a_n=25+-4(n-1)

a_n=25-4n+4

a_n=29-4n

6 0
3 years ago
PLS HELPP! :)<br><br>What is the radius with a circumference of 122 in?
Mumz [18]

Answer:

this is the answer r≈19.42in

because you radius with a circumference of 122in

and that's your answer

Step-by-step explanation:

hope it works

4 0
3 years ago
Find<br> ∫^[infinity]_-[infinity] x/(1+x^2)^2 dx.
son4ous [18]

Answer:

Step-by-step explanation:

integral(x/(1+x^2)^2)dx

=(1/2)integral(2x/(1+x^2)^2)dx

=(1/2)[-1/(1+x^2)] +c

3 0
3 years ago
On average, there are 3 pages in every chapter of a James Patterson novel. Each book has approximately 79 chapters. James Patter
sdas [7]

Answer:13746

Step-by-step explanation:

3 * 79 = find amount of pages on average per book

= 237


237 * 58 = find amount of pages written for 58 books

=13746


James Patterson has written approximately 13,746 pages

6 0
3 years ago
Find the area of the circle with the given diameter. Use 3.14 for π. Round to two decimal places.
harkovskaia [24]

Answer:

14.13 m^2

Step-by-step explanation:

Formula for area:

3.14*r^2

To find the radius(r), you do diameter(d)/2:

9/2=4.5

3.14*4.5^2=14.13 m2

6 0
3 years ago
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