Learn about the imaginary number i and complex numbers. Practice performing arithmetic with complex numbers. Learn about polar coordinates and the different ways to represent a complex number.
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Learn how to find the slope of a line perpendicular to a given line. Practice finding the equation of a line perpendicular to a given line.
Practice solving inequalities with raise my marks math tutoring and exercises, Ottawa Toronto, Canada.
You have seen factors of numbers. Here we introduce factors and factoring polynomials. This is the process of rewriting a polynomials as a produce of polynomials of lesser degree.
There are many different centres of a triangle. Learn about four of the main centres of a triangle: the centroid, circumcentre, orthocentre and incentre of a triangle. Practice finding these four centres.