My students are making some stunning parametric and polar art. To help them, I share the wonderful website mathcurves and was pleasantly surprised when a student used a fish curve to make a fish. How cool is this curve?

mathcurve.com/courbes2d.gb...

#precalc #iteachmath #iteach #fish #parametric

[25-26] Precal PS 1 [Dickman] Problem 1) a) There are different ways to combine trigonometric functions, for example, we have seen that sin(x)/cos(x) gives us the tangent function. Below is a graph of cos(x) multiplied by sin(x): ...

messing with a new problem set for #precalc so if you want to steal the materials OR point out any errors, it will be appreciated!
docs.google.com/document/d/1...

thanks in advance 🙏🏻 #iTeachMath x #MathSky

(not sure what hashtags are used for trig but #iTeachTrig unite!)

[Precalc] Realistic Practice Test: sin and cos v2 [25-26] Practice Test: sin and cos Name: _______________________ Problem 1: Express the function graphed below as y = a*cos(bx) + d or y = a*sin(bx) + d: Answer: Problem 2: Take ...

a second practice test; the format is hopefully clear by now, but in case you wanna add it to your archives or improve it!

cc #iTeachMath ♾️ #PreCalc

docs.google.com/document/d/1...

SOLUTIONS Practice Test sin and cos.pdf

these are *sample solutions* for the precalc sample test:
drive.google.com/file/d/1Y-JR...

should be openly accessible; correctness not promised

#iTeachMath ♾️ #PreCalc

[Pt. 1] Think you're functioning at full capacity? Take our Pre-Calc quiz and prove you know your limits.

👇 Test your skills and tag a friend who needs to review before class! www.thea.study #studytips #precalc #apexams

Got an A on my first PreCalc quiz! Woo! #precalc #marinebiology #conservation #math

Watch those parenthesis! 😱 #math #matherror #mathjoke #precalc #apprecalc