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What Does R Mean In Math

In maths, the letter R denotes the set of all real numbers. That means, R = {-⅔, 8, 0, ¼, - 5, -100, 234,.......} Real numbers are the numbers... View Article

What Is A Cotangent

In a right triangle, cotangent of an angle is equal to the ratio of the side adjacent to the angle and the side opposite to that angle. Cotangent... View Article