Solving Equations and Graphing Cubic Functions using Substitution Method

Solving Equations and Graphing Cubic Functions using Substitution Method

Assessment

Interactive Video

Mathematics

10th - 12th Grade

Hard

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The video tutorial explains how to solve a cubic equation using the substitution method, plot the results on a graph, and find solutions by drawing a straight line to identify intersections. It covers the calculation of Y values, plotting coordinates, and interpreting the graph to find solutions.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the smooth curve in the graph of a cubic function?

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How do you find the solutions of the equation X^3 - 2X^2 - X + 1 = 0?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the difference between the equations from Part A and Part C?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

List the three solutions found from the graph.

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