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bija089 [108]
4 years ago
9

I NEED HELP ASAPP!!!​

Mathematics
1 answer:
Llana [10]4 years ago
4 0

Answer:

c

Step-by-step explanation:

x - 2y = -8 \\y = 5x-2

x - 2 y = - 8

add -x to both sides

x - 2y - x = -8 - x \\- 2y = -8 - x

multiply both sides by -1/2

-2y * (\frac{-1}{2} ) = (-8-x) (\frac{-1}{2} )

y = 4 + \frac{x}{2} \\y = \frac{x}{2} + 4

the equations don't have the same slope so they aren't parallel

The solpes product doesn't equal -1 so they aren't perpendicular

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The nth term of a sequence is 3n + 5 write down the 5th and 6th terms of the sequencce
kykrilka [37]

Answer:

the nth term of the sequence is 3n+5.

now, 5th term=5×3+5=20

6th term = 6×3+5=23

is your answer...

7 0
3 years ago
Andrew is at point A. A deer is 3km directly north of Andrew, at point D. Brian is 1.8 km due west of Andrew at point B. Calcula
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<span>3.49857113691</span><span>km ..............................................................................


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6 0
4 years ago
Question: An arithmetic sequence is a sequence with a common difference. It can be represented by the recursive formula a1 = a (
Soloha48 [4]

Answer:

a) 3,6,9,12,15,..

b) Common Ratio is 3

c) Recursive Formula : aₙ= aₙ₋₁ + d where a₁=3 and d= 3

Step-by-step explanation:

a) Create your own arithmetic sequence. Write out the first 3 terms.

Consider the sequence: 3,6,9,12,15,..

a₁ = 3

a₂ = 6

a₃ = 9

b) What is the common difference of your sequence?

6-3 = 3

9-6 = 3

12 -9 =3

So, common difference is 3

c) Write the recursive formula representing your sequence.

a₁ = 3

a₂ = aₙ₋₁ + d

   = a₁ + d

   = 3+ 3 = 6

a₃ = aₙ₋₁ + d

    = a₂ + d

   = 6+3 = 9

so, recursive formula is aₙ = aₙ₋₁ + d where a₁ = 3 and d= 3

5 0
3 years ago
In an arithmetic sequence, what is the 56th term given that the first term is 19 and the
slava [35]

Answer:

,

Step-by-step explanation:

4 0
3 years ago
Rafeal has been given a list of 5 bands and asked to place a vote. His vote must have the names of his favorite, second favorite
Fittoniya [83]

Answer:

60 different votes.

Step-by-step explanation:

This is a permutations question. There are a total of 5 bands to be voted for, and Rafeal has to vote only for 3 of the bands. It is also mentioned that the voting has to be done for the favorite, the second favorite, and the third favorite bands from the list. This means that the order of selection is important. This means that permutations will be used. Thus, 3 bands out of 5 have to be selected in an order. This implies:

5P3 = 5*4*3 = 60 possibilities.

There are 60 different votes!!!

6 0
4 years ago
Read 2 more answers
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