SubArea: Rational functionsLevel: CProject ID: 2010017304Source Problem: 9000009905Accepted: 0Clonable: 1Easy: 0Consider the functions f(x)=−23x and g(x)=kx. Identify the value of the coefficient k which ensures that the graphs of both functions are symmetric about y-axis.k=23k=32k=−23k=−32