This article discuss the concepts of miniors and cofactors in determining the determinant of a square matrix. It also discuss briefly the relationship between, cofactors, adjoints and determinants to find the inverse of a matrix.
A discussion of how matrix algebra can be used to find a solution to a system of linear equations and an overview of its many applications.
A concept of Algebra II, finds the possible rational zeros of a polynomial function.
The mode, mean, and median are used to get the average of a set of numbers or data.
A brief explanation of how fractions, decimals, and percentages work.
An informational piece about the different forms of the quadratic equation, and the parabolas they create.
The earliest fleeting reference to square roots of negative numbers perhaps occurred in the work of the Greek mathematician and inventor Heron of Alexandria in the 1st century AD, when he considered the volume of an impossible frustum of a pyramid, though negative numbers were not conceived in the Hellenistic world.
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