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NeX [460]
3 years ago
10

Find the common ratio of the geometric sequence -18,126,-882

Mathematics
1 answer:
gtnhenbr [62]3 years ago
5 0

Answer:

r = - 7

Step-by-step explanation:

The common ratio r is the ratio of a term to the preceding term, that is

r = 126 ÷ - 18 = - 882 ÷ 126 = - 7

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Ratios equivalent to 1/2
Blizzard [7]
The answer is 1:2. all you have to do is add the dots for example 4/5 would be 4:5
7 0
3 years ago
2x + 5y = -3<br> 2x + 2y = 6
oee [108]

Answer:

(6, - 3 )

Step-by-step explanation:

Given the 2 equations

2x + 5y = - 3 → (1)

2x + 2y = 6 → (2)

Subtracting (1) from (2) term by term will eliminate the x- term

(2x - 2x) + (2y - 5y) = 6 - (- 3), that is

- 3y = 9 ( divide both sides by - 3 )

y = - 3

Substitute y = - 3 in either of the 2 equations and solve for x

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8 0
3 years ago
Read 2 more answers
Identify the number that does not belong with the other three. Explain your reasoning. 50.1 repeating 1, negative 50 over 2, neg
ivolga24 [154]
50.1 repeateding because that is the only positive number
5 0
3 years ago
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Which graph represents a reflection of F(x)=1/3(9)^x across the y- axis
Likurg_2 [28]

Answer:

do you have some image?

Step-by-step explanation:

7 0
3 years ago
How do I show my work for this ?
Zarrin [17]
First, you multiply all terms by 2.8 to get rid of the denominator:
m-13.72 = -19.908
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m = -19.908+13.72
m = -6.188
3 0
3 years ago
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