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HOW TO REMEMBER FORMULA AND CALCULATOR?
Try INVBAT.COM
INVenting Brain Assistant Tools
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Demonstration on how to use your smartphone as your formula and calculator tool
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VOICE DATA ENTRY
valid only for smartphone with microphone icon.
Touch clear button. Next touch any white button. Next touch microphone icon 
. Next speak numbers only.
For decimal use the word "point" example say, "thirteen point seventy five" . Then touch the Solve button.
Sine, Cosine, Tangent Calculator
Sine of
°
= Answer
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Cosine of
°
= Answer
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Tangent of
°
= Answer
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π/2 radian = 1.5708 = 90°
π radian = 3.1416 = 180°
3π/2 radian = 4.7124 = 270°
rad
= deg
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Sine of
rad
= Answer
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Cosine of
rad
= Answer
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Beta testing for limited time
Tangent of
radian
= Answer
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|
Sine of °
| = |
opposite side
hypotenuse, Answer
|
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Beta testing for limited time
|
Arc Sine(θ) ° Answer
| = |
opposite side
hypotenuse
|
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|
Cosine of
°
| = |
adjacent side
Hypotenuse, Answer
|
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Beta testing for limited time
|
Arc Cos(θ) ° Answer
| = |
adjacent side
hypotenuse
|
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|
Tangent of °
| = |
opposite side
adjacent, Answer
|
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|
Arc Tan(θ) ° Answer
| = |
opposite side
adjacent side
|
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Beta testing for limited time
