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Law Incorporation [45]
3 years ago
5

PLEASE HELP ME OUT!!

Mathematics
1 answer:
andrey2020 [161]3 years ago
8 0
Short answer A
This one is exactly the same (with number changes) as the last one. You cannot use t which is in time, to mix with pure numbers which in this case is grams. That means that both C and D are incorrect.

Now as with the last one, are you going to raise e to a minus number or a plus number? Remember that if e is raised to a plus number, the sample in this case will increase. You are watching a radioactive decay. The number has to be smaller. So B is eliminated. There is only one answer left and that's A. It should be correct.

A <<<<< answer
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Dan's grandmother gave him $30 for his birthday. He decides to put $20 in a box for saving. Every week his parents give him $5 f
kozerog [31]

Answer:

y=4\cdot{x}+20

Step-by-step explanation:

Let the regresssion line be linear because of a constant amount of money coming in. Let y be the total amount of money in the box and x the weeks of adding to the box:

y=m\cdot{x}+c

We know that he puts $20 in the box from his birthday and $4 every week for x weeks. Therefore the total amount of money will be:

y=4\cdot{x}+20

7 0
3 years ago
Formula for addition
wolverine [178]

Answer: Click on the cell where you want the result of the calculation to appear. Type = (press the equals key to start writing your formula) Click on the first cell to be added (B2 in this example) Type + (that's the plus sign)

Step-by-step explanation:

3 0
3 years ago
Read 2 more answers
The circle passes through the point (4.5,0). What is its radius?
Andreyy89

Answer:

4.5 units

Step-by-step explanation:

In this case, if we draw the point on the xy cartesian plane, we know that the value of "x" is 4.5 and the value of "y" is 0.

Which means that when I draw this in any way, the maximum value it will take is 4.5 units, therefore the radius should not exceed this value, nor should it be less than 4.5 units since the circle would be distorted.

Which means that the radius is 4.5 units

4 0
3 years ago
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Give an algebraic representation of these data<br>x|y<br>1|1<br>4|7<br>7|13<br>10|19​
Zolol [24]

Answer:

y = 2x - 1

Step-by-step explanation:

Slope

for every increase of 3 in x

there's an increase of 6 in y

m = rise/run

m = 6/3

m = 2

----------------------------

Slope intercept form is

y = mx + b

To find "b" plug in m = 2 and any of the given points

using (1, 1)

1 = 2(1) + b

1 = 2 + b

b = -1

The equation is

y = 2x - 1

6 0
2 years ago
What will it cost to tile a rectangular floor measuring 299 feet by 34 feet if the tile costs $11 per square foot?
dexar [7]

Area = 299*34 = 10166 ft^2


Cost = 10166 * 11 = $111,826 (answer)

3 0
3 years ago
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