image titled find the x intercept step 10 image titled solve a cubic equation step 1 factors incorrectly image titled find the x intercept step 15 using the greatest common factor to solve cubic equations lesson transcript study com image titled find the x intercept step 5 correctly factors but does not find all possible zeros for each cubic polynomial image titled find the x intercept step 4 problem 1 use newtons method to approximate a solution to the cubic equation 6r adding a sketch of the cubic shifted a to the left 3 ways to solve a cubic equation wikihow image titled find the x intercept step 7 you can find the y intercept of a circle the same way as for any creategraph2qq z z z 9 0 z z z a sketch of a parabola with vertex at b c minus b squared use your sketch to determine cubic functions inflection point that is also an stationary point example 1 factoring a polynomial from the y 1 x 2 x graph we can notice a couple of things right off the bat first the graph is a hyperbola second we have an asymptote at x as mathematicians we all know how to get the solution to the roots of a jpeg find the zeros then graph the polynomial be sure to label the x intercepts y intercept if possible and have correct end behavior cardano s ars magna cover page you may need a calculator and paper both graphs have three x intercepts but the function in example 7 14 has long term behavior like y x 3 text and this function has long term cubic graphs allow macros on spreadsheets how to find x intercept of a polynomial math find the zeros then graph the polynomial cubic functions a cubic function without critical points matematicasvisuales eq2 png241 64 kb 19dab161405c40cca50e4a6d51c4b41c png how to solve equations that are not perfectly cubed lesson transcript study com what method can be used to find the zero of a linear function note that in the second example we say that x 2 4 is an irreducible quadratic factor since it can t be factored any further therefore has imaginary when we plug in these values into the general depressed cubic equation we get the cube root 3 ways to solve a cubic equation wikihow from the y 1 x 2 x graph we can notice a couple of things right off the bat first the graph is a hyperbola second we have an asymptote at x