Online calculator: Evaluating expressions
planetcalc.com › 4753Evaluating expressions. This online calculator substitutes a specific value for each variable, and performs the operations, evaluating the given expression. In an algebraic expression, letters, representing variables, can stand for numbers. When we substitute a specific value for each variable and then perform the operations, we evaluate the ...
Complex number calculator - hackmath.net
https://www.hackmath.net/en/calculator/complex-numberThis calculator does basic arithmetic on complex numbers and evaluates expressions in the set of complex numbers. As an imaginary unit, use i or j (in electrical engineering), which satisfies the basic equation i 2 = −1 or j 2 = −1.The calculator also converts a complex number into angle notation (phasor notation), exponential, or polar coordinates (magnitude and angle).
Matrix calculator
https://matrixcalc.org/enMatrix addition, multiplication, inversion, determinant and rank calculation, transposing, bringing to diagonal, triangular form, exponentiation, LU Decomposition, solving of systems of linear equations with solution steps
Online calculator: Evaluating expressions - PLANETCALC
https://planetcalc.com/4753This online calculator substitutes a specific value for each variable, and performs the operations, evaluating the given expression. In an algebraic expression, letters, representing variables, can stand for numbers. When we substitute a specific value for each variable and then perform the operations, we evaluate the expression.