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MariettaO [177]
3 years ago
8

PLEASE HELP TIMED TEST

Mathematics
1 answer:
Harlamova29_29 [7]3 years ago
3 0
A = 18

13 + 5 is 18

&

18 + 5 is 23 lol
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If [infinity] cn8n n = 0 is convergent, can we conclude that each of the following series is convergent? (a) [infinity] cn(−3)n
pashok25 [27]

Answer:

a) we know that this is convergent.

b) we know that this might not converge.

Step-by-step explanation:

Given the \sum^\infty_{n=0}C_n8^n is convergent

Therefore,

(a)  \sum^\infty_{n=0}C_n(-3)^n The power series \sum C_nx^n has radius of convergence at least as big as 8. So we definitely know it converges for all x satisfying -8<x≤8. In particular for x = -3

∴ \sum^\infty_{n=0}C_n(-3)^n  is convergent.

(b) \sum^\infty_{n=0}C_n(-8)^n -8 could be right on the edge of the interval of convergence, and so might not converge

8 0
3 years ago
Which statements are true about the components of a circle? Check all that apply.
Black_prince [1.1K]

Answer:

The radius is half the length of the diameter.

The circumference is the perimeter of a circle.

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Step-by-step explanation:

3 0
3 years ago
The square floor of a tent has an area of 49sq. feet. What is the length of the side of the tent?
valina [46]
The area of a square is equal to s^2 where s is the length of one side.

49=s^2.

Root both sides to isolate the variable.

7=s

Final answer: 7 ft
8 0
3 years ago
2 divided by what times what equals 7
g100num [7]

Answer:

<h2><u><em>2/7</em></u></h2>

Step-by-step explanation:

I answer for what I understand, the question is not clear.

2 divided by what times what equals 7

2 : x = 7

x = -2/-7

x = 2/7

-------------

check

2 : 2/7 = 7

2 * 7/2 = 7

7 = 7

the answer is good

5 0
2 years ago
HELP ME PLS I NEED TO PASS THIS TEST OR I FAIL 8TH GRADE
SVETLANKA909090 [29]
<span>----
Solve for "x":
x + 4y = 24
x + 16 = 24
x = 8
-----------------
Solution: (8,4)</span>
7 0
3 years ago
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