Browse · MATH Print → jmc algebra senior Problem A function is defined as f(x)=x2−3x+4. What expression can be used to describe f(2x)? Express your answer in simplified form in terms of x. Solution — click to reveal We have that f(2x)=(2x)2−3(2x)+4=4x2−6x+4. Final answer 4x^2 - 6x + 4 ← Previous problem Next problem →