SOLUTION: From the following list of equations, decide which are quadratic and explain your choices. a. {{{ y= x^2+3X }}} b. {{{ f(x)=x(4-x)-2 }}} c. {{{ 3x^2-2=4x }}}

Algebra ->  Quadratic Equations and Parabolas -> SOLUTION: From the following list of equations, decide which are quadratic and explain your choices. a. {{{ y= x^2+3X }}} b. {{{ f(x)=x(4-x)-2 }}} c. {{{ 3x^2-2=4x }}}      Log On


   

Question 677837: From the following list of equations, decide which are quadratic and explain your choices.
a. +y=+x%5E2%2B3X+
b. +f%28x%29=x%284-x%29-2+
c. +3x%5E2-2=4x+
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
They're all quadratic.
They all have x^2, x to the power of 2.