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Contact [7]
3 years ago
15

Name 3 properties of A in a quadratic formula.

Mathematics
1 answer:
Svetlanka [38]3 years ago
6 0
The answer is 100 if you want to get it correct
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The formula I = PRT where I = Interest, P = Principal, R = Rate, and T = rime use to calculate the amount of simple interest ear
monitta
\bf ~~~~~~ \textit{Simple Interest Earned}
\\\\
I = Prt\qquad 
\begin{cases}
I=\textit{interest earned}\\
P=\textit{original amount deposited}\\
r=rate\to r\%\to \frac{r}{100}\\
t=years
\end{cases}
\\\\\\
I=Prt\implies \cfrac{I}{Pr}=t
3 0
3 years ago
) How many kilowatt hours would the model predict on a day that has 14 hours of possible daylight?
eimsori [14]

Question:

A solar power company is trying to correlate the total possible hours of daylight (simply the time from sunrise to sunset) on a given day to the production from solar panels on a residential unit. They created a scatter plot for one such unit over the span of five months. The scatter plot is shown below. The equation line of best fit for this bivariate data set was: y = 2.26x + 20.01

How many kilowatt hours would the model predict on a day that has 14 hours of possible daylight?

Answer:

51.65 kilowatt hours

Step-by-step explanation:

We are given the equation line of best fit for this data as:

y = 2.26x + 20.01

On a day that has 14 hours of possible daylight, the model prediction will be calculated as follow:

Let x = 14 in the equation.

Therefore,

y = 2.26x + 20.01

y = 2.26(14) + 20.01

y = 31.64 + 20.01

y = 51.65

On a day that has 14 hours of daylight, the model would predict 51.65 kilowatt hours

8 0
3 years ago
If y varies directly with x and y = 16 when x = 4, find x when y = 8.
VladimirAG [237]

Answer: X = 2

Step-by-step explanation:

Y & X

Y = KX

K = Y/X = 16/4 = 4

Y= 8

K =4

X=?

X = Y/K

X = 8/4 = 2

7 0
3 years ago
Read 2 more answers
Find the distance between the points given. (-3, -6) and (3, 2) 4 10
DanielleElmas [232]

Answer:

10

Step-by-step explanation:

6 0
3 years ago
Read 2 more answers
Please help me .....
faltersainse [42]

Answer:

150 feet of flowers would be planted along side C

a=5400

Step-by-step explanation:

Use the pythagorean theorem to find the length of side C

a^2+b^2=c^2

Input the corresponding numbers into the formula

90^2+120^2=c^2

c^2=22500

c = \sqrt{22500} \\ c=150

150 feet of flowers would be planted along side C

To find the area multiply the base and height together, and divide the total by two

a = \frac{bh}{2}

a = \frac{90 * 120}{2} \\ a=5400

6 0
3 years ago
Read 2 more answers
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