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Connor20000006
01.02.2021 •
Mathematics
Huey can wash 3 cars or mow 3 lawns in one hour. Dewey can wash 6 cars or mow 2 lawns in one hour. Louie can wash 6 cars or mow 3 lawns in one hour. Suppose they each work 6 hours in one day. Identify the total amount of each good produced by all three people assuming they each work the given combinations of hours. Enter whole numbers.
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Ответ:
the points of f(x) are
(-1,-6)
(0,-3)
(1,0)
and g(x)=4x-5
A.
find f(x)'s slope
the slope of the line passing through the points (x1,y1) and (x2,y2) is
(y2-y1)/(x2-x1)
so 2 points are (0,-3) and (1,0), so the slope is (0-(-3))/(1-0)=(0+3)/(1)=3/1=3
the slope of f(x) is 3
g(x)'s slope
y=mx+b
m=slope
so, given
g(x)=4x-5
4 is the slope
g(x)'s slope is 4
B.
the y intercept is the value when x=0
for f(x)
remember: (x,y)
notice we have the point (0,-3)
so the y intercept of f(x) is y=-3
for g(x)
y=mx+b
b=y intercept
g(x)=4x-5
the y intercept of g(x) is y=-5
f(x) has the greater y intercept because -3>-5