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Zina [86]
3 years ago
8

What is the y-intercept of f(x) = 3x+2?

Mathematics
2 answers:
ICE Princess25 [194]3 years ago
8 0

Answer:

y-intercept is 2.

Step-by-step explanation:

y- intercept is the point where the graph intersects the y-axis. And in y-axis the x coordinate of the point is zero.

Hence, for y-intercept substitute x=0

The given equation is f(x)=3x+2

On substituting x=0

y=3\cdot0+2\\\\y=0+2\\\\y=2

Therefore, y-intercept is 2.

vaieri [72.5K]3 years ago
6 0
(0,9) just did this problem :^)
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Determine the expression you can substitute for y in to solve the system below.
FromTheMoon [43]

Answer:

Step-by-step explanation:

given are the two following linear equations:

                       f(x)  =  y  = 1 +  .5x

                       f(x)  =  y  = 11 -  2x

Graph the first equation by finding two data points.  By setting first x and then y equal to zero it is possible to find the y intercept on the vertical axis and the x intercept on the horizontal axis.

           If x = 0, then  f(0)  =  1  + .5(0)  =  1

           If y = 0, then  f(x)  =  0  = 1  +  .5x

                                               -.5x  =  1

                                                    x  =  -2

           The resulting data points are  (0,1)  and  (-2,0)

Graph the second  equation by finding two data points.  By setting first x and then y equal to zero it is possible to find the y intercept on the vertical axis and the x intercept on the horizontal axis.

           If x = 0, then  f(0)  =  11  - 2(0)  =  11

           If y = 0, then  f(x)  =  0  = 11  -  2x

                                               2x  =  11

                                                    x  =  5.5

           The resulting data points are  (0,11)  and  (5.5,0)

At the point of intersection of the two equations x and y have the same values.  From the graph these values can be read as x = 4 and y = 3.

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If your sample mean is 25, your population average is 5, and your standard error of the mean is 10, what is your observed z valu
Ksivusya [100]
10 divided by 5 times 10

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Which of the following capital letters is a reflection image of itself across a horizontal line?​
anygoal [31]

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H is the reflection of itself in the horizontal line

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3 years ago
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Given: Triangle ABC, AC=BC, AB=3, line segment CD is perpindicular to line segment AB, CD= sqrt 3 find AC
TEA [102]

Based on the data given, the length of line segment AC is 2.29

<h3>What is the length of side AC?</h3>

Based on the given data:

  • AC=BC
  • AB=3
  • line segment CD is perpendicular to line segment AB
  • CD= sqrt 3

The triangle ABC is an isosceles triangle.

The line segment AC is the hypotenuse of the the triangle ACD.

The length of AD = 3/2

AC = \sqrt{(\sqrt{3)^{2}} + (\frac{3}{2})^{2}}= 2.29

In conclusion, the length of  AC is 2.29

Learn more about line segment at: brainly.com/question/2437195

#SPJ1

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The length of a rectangle is 9 feet more than the width. If the perimeter is 198 feet, what are the length and width?
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THE PERSON BELOW ME OR ABOVE ME IS CORRECT
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