1 4 2 8 3 12 4 16 5 20 And the function graph above what is the input what is the output

asked Oct 18, 2015 104k views

2 votes

1 4

2 8
3 12
4 16
5 20
And the function graph above what is the input what is the output

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2 votes

$(1, 4), \ \ (2 , 8 ) \\ \\ slope \\ \\ m = (8-4)/(2-1)=(4)/(1)=4 \\ \\y=ax+b$

$4=4*1+b\\ \\b=4-4\\ \\b=0 \\ \\y=4x$

Jzuhri answered Oct 23, 2015

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