MTH220T Phoenix Week 1 The Quadratic Equation

Anonymous
timer Asked: Mar 29th, 2019
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Question Description

Post a 150-word response to one the discussion prompts by Day 5 in the discussion area below:

Prompt 1

View one of the following Week 1 videos:

Answer the following questions:

  • In the process of simplifying a radical expression, a student has provided you a decimal number as an answer. Is the student's answer correct? Why or why not? Explain your answer.

Prompt 2

View one of the following Week 1 videos:

Answer the following questions:

  • What is the difference between radical equations and fractional exponents? How are they alike? Provide an example in your explanation.

Prompt 3

View the following Week 1 video:

Answer the following questions:

  • Is finding the distance between 2 points in the rectangular coordinate system related to the Pythagorean theorem? Why or why not? Provide an example in your answer.

Prompt 4

View the following Week 1 video:

Answer the following question:

  • When using the quadratic formula to solve quadratic equations, how do you know how many solutions you should have in the end? Provide an example in your explanation.

Prompt 5

View one the following Week 1 videos:

Answer the following question:

  • Explain the method used to solve an equation containing radical expressions. Why is it necessary to check the solutions for such an equation? Provide an example in your explanation.

Note: All Khan Academy content is available for free at www.khanacademy.org.

Tutor Answer

Asirieng
School: University of Maryland

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Review

Anonymous
Thanks, good work

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