Scientific Calculator

Free scientific calculator with trigonometric functions, logarithms, powers, memory functions, and degree/radian modes.

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What is a Scientific Calculator?

A free scientific calculator supporting trigonometric functions, logarithms, powers, memory functions, and degree/radian modes. Perfect for math, science, and engineering calculations.

How to Use the Scientific Calculator

Follow these steps:

  • Enter expressions with the buttons or keyboard.
  • Use trigonometric functions (sin, cos), logarithms (ln), and powers (^).
  • Toggle between degree and radian modes as needed.
  • Use memory functions (MC, MR, M+, M-) for complex calculations.
  • Press = to see the result.

Tips

  • Use parentheses for complex expressions.
  • Check the angle mode (degrees/radians) before trig calculations.
  • Memory functions help with multi-step calculations.
  • The calculator follows standard order of operations.

Frequently Asked Questions

What functions are supported?+
The calculator includes sin, cos, ln (natural logarithm), square root, powers, and basic arithmetic operations.
How do I switch between degrees and radians?+
Click the degrees/radians toggle button to switch the angle mode. This affects how trigonometric functions are calculated.
What do the memory buttons do?+
MC clears the memory, MR recalls the stored value, M+ adds to the memory, and M- subtracts from the memory.
Can I use keyboard input?+
Yes. You can type numbers and operators directly, or use the on-screen buttons.

Related Tools

Scientific Calculatorfree online scientific calculator, online calculator, trigonometry calculator, logarithm calculator, math calculator, engineering calculator. No signup required. Works in your browser.