trig identities

Trigonometric Identities

A Trigonometric identity or trig identity is an identity that contains the trigonometric functions sine(sin), cosine(cos), tangent(tan), cotangent(cot), secant(sec), or cosecant(csc). Trigonometric identities can use to: Simplify trigonometric expressions. Solve trigonometric equations. Prove that one trigonometric expression is equivalent to another so that we can replace the first expression by the second expression. The following …

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How to Multiply Fractions Step by Step

3 Steps – How to Multiply Fractions

Multiply fractions can discuss under three main categories. Multiplication of proper fractions  Multiplication of improper fractions Multiplication of a mixed numbers Multiplication of Proper Fractions A proper fraction is a fraction that is less than one, with the numerator less than the denominator. Example : To multiply proper fractions you have to follow only three …

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