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Question 770020: State a function rule that matches the input-output table?
x|y
1|7
2|11
3|15
4|19
5|23
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! State a function rule that matches the input-output table?
x|y
1|7
2|11
3|15
4|19
5|23
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Notice that 4 is the common difference.
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So, when x = 0, y = 7-4 = 3
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Notice that y increases by 4 when x increases by 1.
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slope = 4
y-intercept = 3
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Equation:
y = 4x+3
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Cheers,
Stan H.
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