Tuesday, January 13, 2015

Find the intercepts of the line L given by (-1/2)y - 12 = x

Given the line (-1/2)y -12 =
x


We need to find the intercepts ( x-intercept and
y-intercept).


Let us determine the
y-intercept.


The y-intercept is the point where the line
intersects with the y-axis.


Then the values of x will be
zero.


==> (-1/2)y -12 =
0


==> -1/2 y=
12


==> -y =
24


==> y= -24


Then the
y-intercept is the point (0, -24).


Now we will determine
the x-intercept.


The x-intercept is the point where the
line meets the x-axis.


Then the value of y is
0.


==> (-1/2)*0 - 12 =
x


==> x =
-12


==> x-intercept is the point ( -12,
0)


Then the intercepts are : (x-intercept is
( -12,0) and y-intercept is ( 0, -24)

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