Using Roots to Generate an Equation
Find an equation of a parabola given the point(s) where it crosses the x-axis.
Author Archive for: corrill
Entries by InterMath
Symmetry of Polynomial Functions
Describe the symmetry of a function.
Fundamental Theorem of Algebra
What is the largest number of times a function can cross the x-axis? How about the smallest number of times?
Minimum Criteria
Given a set number of points on the coordinate plane, how many lines or parabolas can you make through these points?
Ending the Maximum
Find a shortcut to find the x-coordinate of the maximum or minimum of a parabola.
Does 0=0?
What happens when two equations in the form y = mx + b are set equal to each other?
Triangle from a Line
The line Ax + By = C will form a triangle with the x and y axis for what values of A, B, and C?
Changing Intercepts
Discover what happens to the graph when you vary the values for n and b in the equation g(n) = n2 + b.
Zero Coefficients
In the equation Ax + By = C, what happens when A or B or C is zero?
Fractional Forms of Repeating Decimals
Use a system of equations to determine the fractional form of a repeating decimal.