First you must change 3/8 into a decimal, so the number would be 45.375. To find scientific notation you have to move the decimal between a factor of 1-10. 4.5375 . You moved over the decimal once toward the left. so scientific notation would be 4.5375 X 10^1
Answer:
<em><u>2x – 1 = 17</u></em>
Explanation:
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Answer:
I believe it is y equals 3 minus 2x.
Answer/Step-by-step explanation:
✔️The rate of change can be calculated using the coordinates of any two points on the graph. Let's use (2, 60) and (3, 75):
![rate of change = \frac{y_2 - y_1}{x_2 - x_1} = \frac{75 - 60}{1} = \frac{15}{1} = 15](https://tex.z-dn.net/?f=%20rate%20of%20change%20%3D%20%5Cfrac%7By_2%20-%20y_1%7D%7Bx_2%20-%20x_1%7D%20%3D%20%5Cfrac%7B75%20-%2060%7D%7B1%7D%20%3D%20%5Cfrac%7B15%7D%7B1%7D%20%3D%2015%20)
Rate of change (m) = 15
✅In the context of this situation, the rate of change can be interpreted to be the additional fee per class. Thus, an additional fee per class cost $15.
✔️Initial value is the same as the y-intercept.
To find the y-intercept (b), substitute m = 15, x = 2, and y = 60 into y = mx + b.
Thus:
60 = 15(2) + b
60 = 30 + b
60 - 30 = b
30 = b
b = 30
The initial value/y-intercept = $30
✅In this context, $30 is the start-up fee to cover art supplies.
Answer:
Solution : Parabola
Step-by-step explanation:
As you can see only one variable is square in this situation, so it can only be a parabola. We can prove that it is a parabola however by converting it into standard form (x - h)^2 + (y - k)^2.
![y^2-1=4\left(x-7\right) = y^2-1=4\left(x-7\right)](https://tex.z-dn.net/?f=y%5E2-1%3D4%5Cleft%28x-7%5Cright%29%20%3D%20y%5E2-1%3D4%5Cleft%28x-7%5Cright%29)
Respectively it's properties would be as follows,
![\left(h,\:k\right)=\left(\frac{27}{4},\:0\right),\:p=1](https://tex.z-dn.net/?f=%5Cleft%28h%2C%5C%3Ak%5Cright%29%3D%5Cleft%28%5Cfrac%7B27%7D%7B4%7D%2C%5C%3A0%5Cright%29%2C%5C%3Ap%3D1)