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balu736 [363]
2 years ago
14

Need help ASAP!!! Tysm if you answer!! IF YOU ANSWER RIGHT AND GET BRAINLIEST!!

Mathematics
1 answer:
Delvig [45]2 years ago
8 0

Answer:

a_n = 3 ({5})^{n - 1}

Step-by-step explanation:

The given sequence is 3,15,75,375,...

The first term of this geometric sequence is

a_1=3

The common ratio is

r =  \frac{15}{3}  = 5

The explicit formula is given by:

a_n = a_1 {r}^{n - 1}

We plug the first term and common ratio into the formula to get:

a_n = 3 ({5})^{n - 1}

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Tatum exercised for 55 minutes. 10% of that
vazorg [7]

Answer:

5.5 minutes

Step-by-step explanation:

55/10=5.5

5.5 of 55 is 20%

Or 5 minutes and 30 seconds

4 0
2 years ago
Identify all of the following solutions of square root x+14+2=x
True [87]
First add 14+2 so you have sqrt(x) +14=x. Next subtract the 14 to the other side and square both sides, so you have x=x^2+28x+196. Now subtract the x, then use quadratic formula to get the two solutions for the way you have the question typed. However, since I recognize this as being a test question from your FLVS course that is not typed correctly with the parenthesis that will give you the wrong answer. A better idea would be to review through the examples in the lesson, try a few practice problems, then you can easily solve by isolating the square root on one side by itself, then squaring both sides.
8 0
3 years ago
Mr. Magoo needs to paint on of his bedrooms that is 15ft by 20ft. If he paints only the walls, and each gallon of paint covers 1
trasher [3.6K]

To solve this problem you must apply the proccedure shown below:

1. You have that the total area is obtained by applying the formula for calculate the area of a rectangle and multiply it by the four walls:

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2. You know that each gallon of paint covers 100 ft², therefore, you can calculate the amount of gallons needed (which you can call x), if you divide the total area of the walls by the area covered by each gallon:

x=\frac{1,200ft^{2}}{100ft^{2}}=12

The answer is: 12 gallons.

8 0
3 years ago
Read 2 more answers
What is the value of x?
svp [43]
It 48 because I just did this question and got it right
4 0
3 years ago
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point d is at (-6,9) After being translated four units down and then reflected across the Y axis what are the cornets of point d
JulijaS [17]

Answer:

So, if it is translated down 4 units, that puts point d at (-6,5). and after reflecting it over the y axis, that puts it at (6,5). Making the final answer (6,5).

Step-by-step explanation:

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3 years ago
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