Answer:
A and C
Step-by-step explanation:
It can not be D, since that will mean that <em>the line is perfectly horizontal</em>, with 0 as its slope.
It can be C, since the <em>equation's slope is positive and has a negative y-intercept</em>, like the graph.
Changing around A gives us y = 2x - 3. That has a <em>positive slope and a negative y-intercept</em>, like the graph. So, A is a possibility.
Changing around B gives us y = ²/₃x + 3. This has a positive slope, <em>but also a positive y-intercept</em>, so B can not be the answer.
Answer:
Let's complete the square first.
y = x² + 6x + 3
= (x² + 6x + 9) - 6
= (x + 3)² - 6
Therefore, the vertex is (-3, -6) and since the coefficient of (x + 3)² is positive, the vertex is a minimum.
Depends on your state. Each state is different. I'll try to post the complete list.
Hope this is what you are looking for!
Answer:
8.944
Step-by-step explanation:
To find the missing Length, Use Pythagorean Theorem!
![a^2+b^2=c^2](https://tex.z-dn.net/?f=a%5E2%2Bb%5E2%3Dc%5E2)
![4^2+8^2=c^2](https://tex.z-dn.net/?f=4%5E2%2B8%5E2%3Dc%5E2)
![16+64=c^2](https://tex.z-dn.net/?f=16%2B64%3Dc%5E2)
![80=c^2](https://tex.z-dn.net/?f=80%3Dc%5E2)
![\sqrt{80} =8.944](https://tex.z-dn.net/?f=%5Csqrt%7B80%7D%20%3D8.944)
so it is approximately 10 but not quiet
hope this helps
The ratio a:b is 3:8
Step-by-step explanation:
In simple words, the ratio a:b means the fraction a/b.
So we will have to solve the given equation for a/b
Given
![8a=3b](https://tex.z-dn.net/?f=8a%3D3b)
Dividing both sides by 8
![\frac{8a}{8}=\frac{3b}{8}\\a=\frac{3b}{8}](https://tex.z-dn.net/?f=%5Cfrac%7B8a%7D%7B8%7D%3D%5Cfrac%7B3b%7D%7B8%7D%5C%5Ca%3D%5Cfrac%7B3b%7D%7B8%7D)
Dividing both sides by b
![\frac{a}{b}=\frac{3b}{8*b}\\\frac{a}{b} =\frac{3}{8}](https://tex.z-dn.net/?f=%5Cfrac%7Ba%7D%7Bb%7D%3D%5Cfrac%7B3b%7D%7B8%2Ab%7D%5C%5C%5Cfrac%7Ba%7D%7Bb%7D%20%3D%5Cfrac%7B3%7D%7B8%7D)
The ratio a:b is 3:8
Keywords: Ratios, Fractions
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