A(z) Trig Functions kiszámítása
Mi az a Trig Functions?
Trigonometric functions (sin, cos, tan, csc, sec, cot) relate the angles and sides of triangles. They extend to the unit circle for all angles and are fundamental in physics, engineering, navigation, signal processing, and wave analysis.
Útmutató lépésről lépésre
- 1In a right triangle: sin θ = opposite/hypotenuse, cos θ = adjacent/hypotenuse, tan θ = opposite/adjacent
- 2Mnemonic: SOH-CAH-TOA
- 3Unit circle definition: sin θ = y-coordinate, cos θ = x-coordinate, at angle θ from positive x-axis
- 4Reciprocals: csc = 1/sin, sec = 1/cos, cot = 1/tan
Worked Examples
Bemenet
sin 30°
Eredmény
0.5
sin(π/6) = 1/2
Bemenet
cos 60°
Eredmény
0.5
cos(π/3) = 1/2
Bemenet
tan 45°
Eredmény
1
tan(π/4) = sin/cos = 1
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