Identify which of the following functions is proportional.
y=1/2x
y equals Start Fraction 1 over 2 End Fraction x
y=1/2x
y equals Start Fraction 1 over 2 x End Fraction
y=x^2
y equals x squared
y=x+1/2
y equals x plus Start Fraction 1 over 2 End Fraction
1 answer
The function y=1/2x is proportional because it is in the form of y=kx, where k is a constant.