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andrey2020 [161]
3 years ago
11

The standard form of the equation of a parabola is y=1/2x^2 - 4x+21. What is the vertex form of the equation?

Mathematics
2 answers:
ahrayia [7]3 years ago
7 0

Answer:

y=1/2*(x-4)^2+13

Step-by-step explanation:

BartSMP [9]3 years ago
5 0

Answer:

y=1/2*(x-4)^2+13

Step-by-step explanation:

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Nicolas surveyed a random sample of 80 employees at a software company. He found that 29% of the employees surveyed ride a bike
Nana76 [90]

Answer:

Option C

Step-by-step explanation:

Point diagrams show the frequency of occurrence of a series of events after a certain number of trials. In this case, the trials were 100. During each trial it would have been possible to have proportions of {0.24, 0.25, 0.26, 0.27, 0.28 ..... 0.56}

The events with the highest probability of occurrence are those with the highest number of points in the diagram.

Note that the distribution of the points resembles a bell, with a peak (greater clustering of points) between 0.35 and 0.41.

This indicates that it is more likely that the proportion of employees who go to work in bicycles will be between 0.35 and 0.41.

Then the diagram seems to indicate that a proportion less than 0.30 or greater than 0.45 is unlikely (they have less number of points)

Based on this analysis, it can be concluded that the correct option is c)

c) It is plausible that 40% of the population rides a bike to work because the data shows that a sample proportion of 29% is unlikely.

6 0
3 years ago
Read 2 more answers
What’s this equation? 50 + 6x + 1 – 22x
Serga [27]
In simplified form, the answer would be -16x+51
6 0
3 years ago
a boat salesperson earns a 2.5% commission on the sale of each boat Find the commision earned on a boat that sells for 18,500
marin [14]
100% = 1.0
2.5% = 0.025

So now we know the decimal that corresponds to 2.5%, so all we have to do is multiply the price of the boat by this value in order to find the commission earned:

18 500 x 0.025 = $462.50
5 0
3 years ago
Read 2 more answers
Y=mx+b<br> What does mx stand for in the equation y=mx+b
Kryger [21]
Mx stands for the slope
7 0
3 years ago
Read 2 more answers
ANSWER WHAT YOU CAN NEED THEM ASAP PLZ
Sonja [21]

Answer:

1. KJL=55 JLK=55 JKL=70

2. x=12 (you can just plug X in and get the angle measures they will all equal 180 alltogether)

3. x=2

4. x=7

5. 23 degrees

6. i dont remember how to do i sorry

7. 20

8. 45 degrees

9. i dont know

10. 120 degrees

11. cant see the picture

7 0
3 years ago
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