It would be .3 i think if you are talking about scientific notation :)
Quadratic functions can be written in three forms. The parameters and are the roots of the function (the x-intercepts of the graph ). Converting a quadratic function to factored form is called factoring. ... The parameter is the y-intercept, while the parameter is the slope of the tangent at 0.
Here you go. Hope you get this.
The Additional information needed to prove the Triangles congruent by HL criteria is ~ D