Find zeros of 2-degree polynomials by factoring

Find zeros of 2-degree polynomials by factoring

In this lesson you will learn how to find zeros by factoring 2-degree polynomials and using the zero product property.

ADDITIONAL MATERIALS

STANDARDS

CCSS.HSA-APR.B.3 Identify zeros of polynomials when suitable factorizations are available, and use the zeros to construct a rough graph of the function defined by the polynomial.

TEKS.A1.8.A solve quadratic equations having real solutions by factoring, taking square roots, completing the square, and applying the quadratic formula; and

IN.AI.QE.6 Use the process of factoring to determine zeros, lines of symmetry, and extreme values in real-world and other mathematical problems involving quadratic functions; interpret the results in the real-world contexts.

VA.F.AII.7.d zeros;

VA.F.AII.8 The student will investigate and describe the relationships among solutions of an equation, zeros of a function, x-intercepts of a graph, and factors of a polynomial expression.

FL.MAFS.912.A-APR.2.3 Identify zeros of polynomials when suitable factorizations are available, and use the zeros to construct a rough graph of the function defined by the polynomial.