SOLUTION: Q: Determine which of the functions below are linear? I am a parent want to verify son has selected the correct answer. a. y=2xsquared+3 b. d=neg 1/2t c. A=pie rsquared

Algebra ->  Linear-equations -> SOLUTION: Q: Determine which of the functions below are linear? I am a parent want to verify son has selected the correct answer. a. y=2xsquared+3 b. d=neg 1/2t c. A=pie rsquared       Log On


   

Question 1062162: Q: Determine which of the functions below are linear? I am a parent want to verify son has selected the correct answer.

a. y=2xsquared+3
b. d=neg 1/2t
c. A=pie rsquared
d. T=4.75m-5
Answer by math_helper(2461) About Me  (Show Source):
You can put this solution on YOUR website!
The only answer that is linear (independent variable has exponent of 1) is (d).
T=4.75m - 5 is a linear equation.