Create preliminary photovoltaic system designs by selecting modules and inverters. Analyze energy output based on location, orientation, and inclination. Evaluate plant profitability and configure system parameters.
Perform complex calculations with functions including trigonometry, hyperbolic operations, and logarithms. Use memory functions, angle modes, and constants like π and e. Evaluate expressions with parentheses and view calculation history.
Journal life experiences using creative prompts. Analyze entries through skill frameworks like World Economic Forum and OECD. Link experiences to soft skills development.
Solve problems by entering three of four variables. Calculate using the of . Store calculations in a history log. Display detailed step-by-step solutions. Support for fractions and decimals. Allow entry of constants. No advertisements.
Teach basic operations with interactive exercises and AI-powered activities. Children can practice addition, subtraction, multiplication, and division. The includes number recognition and problem-solving tailored for young learners.
The app offers a fun way to train mental math skills by matching math problems with their solutions. Users can improve calculation speed and performance over time with various problem types and difficulty levels.
Calculate standard deviation, probable error, and error of the mean for surveying and civil measurements. Switch between imperial and metric units. Perform calculations for series of observations and single or combined accidental errors.