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aleksandrvk [35]
4 years ago
9

Is the sequence 3,9,81,6561... arithmetic or geometric

Mathematics
1 answer:
Sever21 [200]4 years ago
3 0
The answer to your question is arithmetic
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Simplify 16x² - 9y²/(4x-3y)^2​
const2013 [10]

9514 1404 393

Answer:

  (4x +3y)/(4x -3y)

Step-by-step explanation:

  \dfrac{16x^2-9y^2}{(4x -3y)^2}=\dfrac{(4x)^2-(3y)^2}{(4x-3y)^2}=\dfrac{(4x-3y)(4x+3y)}{(4x-3y)(4x-3y)}\\\\=\boxed{\dfrac{4x+3y}{4x-3y}}

4 0
3 years ago
Decrease 42 by 15%.<br> it's for maths and it's decreasing percenages
sleet_krkn [62]
OK so 1st you need to do 42 times .15 = 6.3 then you need to subtract that number from 42 which is 35.7 so that is your answer! I hope it helps :) 
7 0
3 years ago
In a certain town 215 boys and 265 girls were born last year. What is the probability that a child chosen at random from among t
Tanya [424]

Answer:

What I think it is from 5 through 25 or something like that

5 0
3 years ago
Please help me ???? i don't remember if i should round up or down
Tpy6a [65]

Here is a saying 5 and above give it a shove (round up) 4 and below go down low (round down). In your case you would leave it the same, because when rounding you would round to the nearest 10th.

Example:

54 would round down to 50 and 55 would be rounded up to 60.

7 0
3 years ago
A town has a population of 7000 and grows at 4% every year. What will be the population after 13 years, to the nearest whole num
Gennadij [26K]

Answer:

10640

Step-by-step explanation:

In order to see how much the town grows, you would need to do 7000 times .04, which gets 280. Then, multiply what by 13 to get 10640.

8 0
4 years ago
Read 2 more answers
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