数学

関数電卓

三角関数・対数など搭載のフル機能関数電卓

0
使い方
  • Type numbers and operators using the keypad or your keyboard.
  • Use sin, cos, tan for trigonometric functions.
  • Use log for base-10 and ln for natural logarithm.
  • Toggle DEG/RAD to switch angle mode for trig functions.
  • Use the 2nd button to access inverse functions (sin⁻¹, cos⁻¹, tan⁻¹, etc.).
  • Press = or Enter to calculate. Use Escape to clear.

計算式

sin(x)Sine of x (degree/radian)
cos(x)Cosine of x
tan(x)Tangent of x
log(x)Base-10 logarithm
ln(x)Natural logarithm (base e)
√xSquare root of x
xʸx to the power of y
π3.14159265358979...
e2.71828182845904...
n!Factorial of n

Scientific calculators are essential tools for students, engineers, and scientists. They go beyond basic arithmetic to handle trigonometric functions, logarithms, exponential calculations, and complex equations. Whether you are solving physics problems or analyzing data, a reliable scientific calculator streamlines complex computations. To explore the history and evolution of these devices, you can visit Wikipedia's overview of Scientific Calculators.