SSS1 Math Quiz 8.4 – LABORATORY – Graph of Quadratic Function

Utilizing Microsoft Excel, plot the graph of the quadratic function y=x^2+3x−4 for the domain $-5\le x\le 5$. Analyze the shape of the parabola and identify its vertex.

Using Excel, generate a table of values for the quadratic function y=−2x^2+4x+1 over the domain $-3\le x\le 3$. Plot the points and observe the concavity of the parabola.

Employ Excel to solve the quadratic equation x^2−6x+8=0. Create a scatter plot to visualize the roots of the equation and determine their accuracy.