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Illustrative Math - Algebra 1 - Unit 5 -Lesson 9

By Formative Library
Last updated 7 months ago
20 questions

The dollar value of a moped is a function of the number of years, t, since the moped was purchased. The function, f, is defined by the equation f(t)=2,500*(\frac{1}{2})^{t}.

What is the best choice of domain for the function f?

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Mai wants to graph the solution to the inequality 5x-4>2x-19 on a number line. She solves the equation 5x-4=2x-19 for x and gets x=-5.

Which graph shows the solution to the inequality?

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This lesson is from Illustrative Mathematics. Algebra 1, Unit 5, Lesson 9. Internet. Available from https://curriculum.illustrativemathematics.org/HS/teachers/1/5/9/index.html ; accessed 26/July/2021.

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