You move SLIDER in this App, and you'll understand trigonometric function. At high school, when you solve a trigonometric equation (or inequality), you don't need to draw a circle figure by using this App. Furthermore, you will understand why "sin(x+pi/2)=cosx" by moving a graph of sinx. (MADE IN JAPAN)
PriceUSD0.99
LicensePurchase
File Size5.1 MB
Version1.0
Operating System iOS
System RequirementsCompatible with iPhone 4. iTunes account required.

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