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Fed [463]
3 years ago
15

Which of the following is an arithmetic sequence? –20, –25, –30, –35, –45, ... –15.6, –12.9, –10.2, –7.5, –4.8, ... 3.1, 6.2, 12

.4, 24.8, 49.6, ... 7.2, 3.6, 1.8, 0.9, 0.45, ...
Mathematics
1 answer:
Leona [35]3 years ago
5 0

Answer:

A

Step-by-step explanation:

Because you can't multiply -20 times anything to get -25 you just add -5

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Computer battery A has 4/5 of its power remaining. Computer battery B has 9/20 of its power remaining. How much more power does
zhuklara [117]

Answer:

7/20

Step-by-step explanation:

GIven:

Battery A = 4/5 remaining

Battery B = 9/20 remaining

assuming both batteries are otherwise identical (except for charge level remaining), then,

Battery A - Battery B

= 4/5 - 9/20

we need to convert both fractions to same denominator to perform the subtraction easily. Note that the Least Common Multiple for 5 and 20 is 20, hence we convert both denominators to 20,

Battery A - Battery B

= 4/5 - 9/20

= (4/5) (4/4) - 9/20

= 16/20-9/20

= 7/20

7 0
3 years ago
PLEASE HELP ASAP!!!!!!!!
Ne4ueva [31]

Answer:

The first 5 terms are;

-2, 2, 13,38 and 91

Step-by-step explanation:

Here, we want to write the first 5 terms of the sequence.

We already have the first term as 1

Now, we need the 2nd term

Putting two in place of n, we have ;

2f(1) + 3n

= 2(-2) + 3(2) = -4 + 6 = 2

For the 3rd term, put 3 in place of n

2f(2) + 3(3)

sine f(2) = 2, we have

2(2) + 9 = 4+ 9 = 13

For the fourth term, put 4 in place of n, we have

2f(3) + 3(4)

since f(3) = 13

we have; 2(13) + 12 = 26 + 12 = 38

For the 5th term, put 5 in place of n, we have

2f(4) + 3(5)

since f(4) = 38, we have

2(38) + 15 = 76 + 15 = 91

6 0
3 years ago
The sum of twice a number and 12 is no less than 24
noname [10]
The answer is 12 + 12 = 24
3 0
3 years ago
Use the equation below to find c, if a = 43 and b = 49. c=180-a-) ?​
Luden [163]

Answer:

88

Step-by-step explanation:

43 + 49= 92.

Then 180 - 92= 88

C= 88

7 0
3 years ago
955 divided by 8 hbgvgvgkkbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbb
Naya [18.7K]

Answer:

119.38

Step-by-step explanation:

955÷8=119.375

=119.38

7 0
3 years ago
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