SOLUTION: Express 9x^2-42x+49 in the form (ax+b)^2 where a and b are constants. Thanks

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equation Customizable Word Problems -> SOLUTION: Express 9x^2-42x+49 in the form (ax+b)^2 where a and b are constants. Thanks      Log On