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Find the range of the function rule y=5x-2 for each domain.
{-1.2, 0, 4}

2 Answers

4 votes
domain is inputs, input the domain for x
y=5(-1.2)-2
y=-6-2
y=-8

y=5(0)-2
y=0-2
y=-2

y=5(4)-2
y=20-2
y=18

range is {-8, -2, 18}
User Gustavo Meira
by
8.3k points
2 votes
for x = 0,
we substitute zero into the equation to find its y value like so:

y = 5x-2

y = 5(0)-2

y = -2
There you go.
User Toan Vo
by
8.5k points

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