Algebraic

a1x + b1y + c1z = d1 a2x + b2y + c2z = d2 a3x + b3y + c3z = d3 For example： x1+x2-2x3=-3 2x1+x2-x3=1 x1-x2+3x3=8 Solve: D = 1 1...

Score size comparison calculator Molecular method First, the two fractions with different molecular weights are the same two fract...

Fraction index online calculator An index is a form of arithmetic of a rational number, which represents the relationship of sever...

Rational-irrational online calculator Rational number Mathematically, a rational number is the ratio of an integer a to a non-zero...

This web page is used to do elementary transformation of matrix. Enter the data of matrix in the edit box below, and then click t...

Double factor online calculator Description: Enter numbers using a comma (,) or a space or a tab or a separate line. The double-st...

Square root online calculator The square root, also called the quadratic root, is expressed as [√ ̄], where the square root of the...

APP description To change the equation to X=, for example, X+2=2+3, to change to X=, move +2 in X+2= to the right of the equal sig...

Greatest common divisor - the greatest common factor calculator The greatest common divisor, also known as the greatest common fac...

The Fibonacci sequence, also known as the golden section, refers to such a sequence: 0, 1, 1, 2, 3, 5, 8, 13, 21, ... mathematica...