Quadratic Equation (Number/Type of Real Solutions) ax2 + bx + c = 0, a 0 Graph of the Number and Examples related Type of function Solutions/Roots 2 distinct Real roots x2 x = 3 – (crosses x-axis twice) 1 distinct Real root with a multiplicity + 16 = 8x x2 of two (double root) (touches but x-axis does not cross)
Quadratic Equation (Number/Type of Real Solutions) ax2 + bx + c = 0, a 0 Examples Graph of the related function Number and Type of Solutions/Roots x2 – x = 3 2 distinct Real roots (crosses x-axis twice) x2 + 16 = 8x 1 distinct Real root with a multiplicity of two (double root) (touches x-axis but does not cross)
alg-1-vocab-cards-2016.docx