Calculate , Active , or Apparent using the formulas PF = P ÷ S, P = PF × S, and S = P ÷ PF. Enter any two values to instantly compute the third. Perform electrical efficiency calculations with precise mathematical relationships.
Translate text instantly with language detection and display translations in the status bar. Access two subscription tiers for enhanced features: monthly at 6 RMB or yearly at 50 RMB. Subscriptions auto-renew unless canceled at least 24 hours prior.
Create geometric constructions and figures. Measure lengths, angles, and areas. Input mathematical formulas and functions. Define custom variables and equations. Plot function graphs and adjust parameters in real time.