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elena55 [62]
3 years ago
12

20%5Cleft%28n%5Cright%29%7D%7Bn%5E2%7D" id="TexFormula1" title="\sum _{n=0}^{\infty \:}\frac{\left(-1\right)^n\arctan \left(n\right)}{n^2}" alt="\sum _{n=0}^{\infty \:}\frac{\left(-1\right)^n\arctan \left(n\right)}{n^2}" align="absmiddle" class="latex-formula">  Please Help. 
Mathematics
1 answer:
LUCKY_DIMON [66]3 years ago
8 0

-1/00 should be the answer

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NEED ANSWER ASAP! CORRECT ANSWER GETS BRAINLIEST!
fiasKO [112]

Answer:

4 hours

Step-by-step explanation:

1/12 time what equals 1? 12 so do it to the other equation and simplify 12/3 to get 4.

5 0
3 years ago
Read 2 more answers
Emilio bought an ant farm that had 15 ants in it already. He read somewhere that
Nina [5.8K]

The number of ants in his farm after 12 weeks is 218.

Step-by-step explanation:

Step 1:

It is given that there are 15 ants initially and the ant population increases by 25% each week.

This is an exponential rate of increase that can be modeled by the following equation:

Number of ants after n weeks = Initial number of ants * (1 + rate of increase) ^{n}

Step 2:

Rate of increase = 25% = 25 / 100 = 0.25

Number of weeks = 12

Number of ants  after 12 weeks = 15* (1 + 0.25 )^{12} = 218.27 (rounded off to 218)

Step 3:

Answer:

The number of ants in his farm after 12 weeks is 218.

6 0
3 years ago
Determine if the triangles in the figure are congruent
valkas [14]

Answer:

The triangles are congruent by Angle Side Angle congruency statement and the reason is below.

Step-by-step explanation:

Given:

∠ VUW ≅ ∠ XYW

VW ≅ YW

To Prove:

Δ VUW ≅ Δ XYW

Proof:

In Δ VUW and Δ XYW

∠ VUW ≅ ∠ XYW      ……….{Given}

VW ≅ YW                 ............{Given}

∠ VWU ≅ ∠ XWY    …………..{Vertically Opposite Angles are equal}

Δ VUW ≅ Δ XYW   .….{ By Angle-Side-Angle congruence test}

......Proved

6 0
3 years ago
What is the apparent solution to the system of equations?
Radda [10]
Y= 12 - 2x-2x-2x-2x so it will be Ben Ben this d in your mouth ah ah 12=2x
6 0
3 years ago
1/10( x + 130) = -2(3-X)<br><br> I need help
Artist 52 [7]

Answer:

x = 10

Step-by-step explanation:

1/10(x + 130) = -2(3 - x)

x + 130 = -20(3-x)

x + 130 = -60 + 20x

x - 20x = -60 - 130

-19x = -190

x = 10

5 0
3 years ago
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