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Linear Inequalities Videos 13 videos
When graphing inequalities, you graph the line, shade the corresponding side, and plug in the point. The end!
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Compound Inequalities 4331 Views
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Description:
No, these are not inequalities that have been convicted and imprisoned inside a maximum security prison. Although some of them do have quite a rap sheet. Maybe we should keep our eyes on them. Compound inequalities are inequalities with two inequality signs and three sides to the equation, with the variable usually in the middle. Sound easy? It is.
Transcript
- 00:03
Compound Inequalities a la Shmoop.
- 00:06
Sierra is a very determined, motivated girl. [Sierra working]
- 00:10
She is passionate about many things: …saving the honeybees,
- 00:13
expressing her love for teenage boy bands, [Sierra dancing to boy band concert]
- 00:15
and most of all, solving inequalities.
Full Transcript
- 00:19
So when her student body government posted an opening for a leadership position called
- 00:23
“Inequality Solver”… [Sierra approaches job posting]
- 00:24
…she jumped on the opportunity.
- 00:26
Instead of sending in a resume and filling out the application, she sat down and started writing. [Sierra scribbling on paper]
- 00:31
Solve for x…where 2x + 3 has to be greater than or equal to negative 3,
- 00:38
AND less than or equal to 7.
- 00:41
To demonstrate her knack for solving complicated tasks…
- 00:45
…she decides to attack this inequality all at once. [Man and woman fighting in Martial Arts]
- 00:48
She starts by subtracting 3 from each part
- 00:50
of the equation to get 2x is greater than or equal to negative 6...
- 00:54
…and is less than or equal to 4. Then, to isolate x, she divides everything
- 00:59
by 2 to get x is greater than or equal to -3 and less than or equal to 2.
- 01:05
With that solving inequality passion in action… …Sierra is convinced that there’s no way [Students working in a group]
- 01:10
the student body government won’t want her as the new Inequality Solver.
- 01:14
She’s so cocky about it that she even pre-ordered a basket of sculpted fruit to thank them. [Students working together and basket of fruit appears]
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