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Alona [7]
3 years ago
13

What is the sum of the geometric sequence -4, 24, -144... if there are 10 terms?

Mathematics
1 answer:
grandymaker [24]3 years ago
7 0

Answer:

34552100

Step-by-step explanation:

Sum=a(r^n-1)/(r-1)=-4*((-6)^n)-1)/(-6-1)=-4*((-6)^10)-1)/(-7)=34552100

Solved by gauthmath.

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Segment GH has endpoints at G(-2,9) and H(10,3). Point J lies on GH between G and H such that GJ:GH=1:3. Find the coordinates of
Scilla [17]

Answer:

( 1, 7.5 )

Step-by-step explanation:

First I found the midpoint of the G and H coordinates. Then I found the midpoint of that new coordinate and G.

3 0
3 years ago
Dilate the segment about the origin by a scale factor of 1 /2 What are the coordinates of B'? please help
Marina86 [1]

Answer:

(1,-2) edge2020

Step-by-step explanation:

5 0
2 years ago
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Biologists studying wildlife in the state parks want to estimate the average weight of chipmunks. They measured the weights of 5
bazaltina [42]

Answer:

The average weight of the chipmunks is 91 grams

Step-by-step explanation:

The mean of a dataset gives the average which is obtained by taking the sun of each data value and dividing by the number of samples. The median however requires the arrangement of data in terms of size ze (ascending) and taking the mid value (value which falls in the 50% mark). For the data above, the most appropriate measure of the average is the mean. Hence, the prediction which matches the data is ; The average weight of the chipmunks is 91 grams.

7 0
2 years ago
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Help please asapppppppp
Schach [20]

Answer:

see below

Step-by-step explanation:

Order of operations is parenthesis, exponents, multiplication, division, addition, subtraction.

since there are no exponents in this problem the next step is -2(2.2)

Simplify the previous step and you get -4.4

final answer is -7.6 - 4.4 = -12

5 0
3 years ago
How do you find "a" in -10+a=6a-7a please help I do not know how to find what the answer is.
Sunny_sXe [5.5K]
-10 + a = 6a - 7a

Rearrange the left hand side

a - 10 = 6a - 7a

Simplify 6a - 7a

a - 10 = -a

Add a on both sides

2a - 10 = 0

Add 10 on both sides

2a = 10

Divide by 2 on both sides

a = 5
4 0
3 years ago
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