Tell me everything you know/remember about SLOPE.

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Presentation transcript:

Tell me everything you know/remember about SLOPE. 09/09/19 Good afternoon! Head to GOFO! Brain Dump: Tell me everything you know/remember about SLOPE. Positive, neg, zero, undefined, increase decrese, steepness

Can Use Calc. on computer Positive, neg, zero, undefined, increase decrese, steepness

* IXL slope formula today AGENDA *Test Analysis *Slope Formula * IXL slope formula today *F-IF.6 Calculate and interpret the average rate of change of a function (presented symbolically or as a table) over a specified interval. Estimate the rate of change from a graph. ★ (i) Tasks have a real-world context. Positive, neg, zero, undefined, increase decrese, steepness

*Can be +, -, undefined or zero slope Slope what do you know? *Determine from graph *Rise over Run *Can be +, -, undefined or zero slope *It is the measure of steepness of a line *F-IF.6 Calculate and interpret the average rate of change of a function (presented symbolically or as a table) over a specified interval. Estimate the rate of change from a graph. ★ (i) Tasks have a real-world context. Positive, neg, zero, undefined, increase decrese, steepness

Slope what do you know? Positive, neg, zero, undefined, increase decrese, steepness

Slope what do you know? 𝑹𝒊𝒔𝒆 𝑹𝒖𝒏

Slope what do you know? 𝑾𝒉𝒂𝒕 𝒅𝒊𝒅 𝒘𝒆 do with the coordinates?

The difference of the y and the difference of the x Slope Formula Song The difference of the y and the difference of the x Also known as rise over run Divide the two And then reduce And you’ve got slope, slope, slope, slope, slope, slope, slope, slope

Slope Formula https://www.youtube.com/watch?v=IyfpM-ruafo

Slope Formula https://www.youtube.com/watch?v=AV76i4kJHmU

When might it be easier to use the slope formula rather than graphing and counting rise over run? This Photo by Unknown Author is licensed under CC BY-NC-ND

What about when the scale isn’t 1? Or you have rational numbers?

Slope Formula 𝒚 𝟐 − 𝒚 𝟏 𝒙 𝟐 − 𝒙 𝟏

Slope what do you know?

Slope Formula

Ex 1: Slope Formula

Ex 2: Slope Formula

Ex 2: Slope Formula

How could you use Slope Formula To prove a horizontal line has zero slope? A vertical line has undefined slope?

How could you use Slope Formula To prove a horizontal line has zero slope?

How could you use Slope Formula To prove a vertcal line has undefined slope?

Applying Slope Formula To find missing coordinates

Applying Slope Formula To find missing coordinates

No calc Solo To-Do List 90%+ Desmos Journey https://tapintoteenminds.com/desmos-math-journey-linear-relations/

Exit Ticket-no calculator Show all work on paper. Khan Academy 4 problems *When you finish Khan-continue with IXL