MathDB
Equation with y=2x

Source:

February 15, 2009
calculusintegration

Problem Statement

The equation 3y^2 \plus{} y \plus{} 4 \equal{} 2(6x^2 \plus{} y \plus{} 2) where y \equal{} 2x is satisfied by: (A)\ \text{no value of }x \qquad(B)\ \text{all values of }x \qquad(C)\ x \equal{} 0\text{ only} <spanclass=latexbold>(D)</span> all integral values of x only<spanclass=latexbold>(E)</span> all rational values of x only <span class='latex-bold'>(D)</span>\ \text{all integral values of }x\text{ only} \qquad<span class='latex-bold'>(E)</span>\ \text{all rational values of }x\text{ only}