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Mathematics 16 Online
OpenStudy (lena772):

The graph below shows four straight lines, A, B, C, and D.

OpenStudy (lena772):

OpenStudy (lena772):

Which line is represented by the function f(x) = 2x + 1? Line A Line B Line C Line D

hartnn (hartnn):

in f(x) = 2x+1 put x = 0 what u get ?

OpenStudy (lena772):

f(0)=1

OpenStudy (shamil98):

f(x) = 2x + 1 basically means y = 2x + 1 you plug in a value of x to find the corresponding value for y.

hartnn (hartnn):

so, point is 0,1 which line passes through 0,1 ?

OpenStudy (shamil98):

f(0) = 1 (0,1) look for the line that those coordinates are in

OpenStudy (lena772):

Line A

hartnn (hartnn):

correct :)

OpenStudy (shamil98):

yep

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