Instructional Video3:06
Brian McLogan

Simplify by combining two rational trigonometric expressions

12th - Higher Ed
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Instructional Video2:58
Brian McLogan

Multiply and verify the trigonometric identity

12th - Higher Ed
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Instructional Video1:50
Brian McLogan

How to verify an identity by combining terms

12th - Higher Ed
👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually useful to convert the addition or subtraction terms in terms of one trigonometric function and then evaluate....
Instructional Video1:35
Brian McLogan

How to apply cofunction and even odd identities to divide two trig functions

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Instructional Video8:14
Brian McLogan

Simplify 20 Basic Trigonometric Identities | Analytic Trigonometry | Skills Practice Worksheet

12th - Higher Ed
Simplify 20 Basic Trigonometric Identities | Analytic Trigonometry | Skills Practice Worksheet
Instructional Video2:21
Brian McLogan

Simplifying a rational trigonometric expression

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Instructional Video2:27
Brian McLogan

How to use the pythagorean identities to simplify a trigonometric expression

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video2:43
Brian McLogan

How to simplify a trig expression using pythagorean identities

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video1:28
Brian McLogan

Simplifying a trigonometric expression by subtracting rational expressions

12th - Higher Ed
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Instructional Video6:33
Brian McLogan

10% Students Solve This Trig Equation Wrong (Including me!)

12th - Higher Ed
Once you have a solid idea for how to solve trigonometric equations it is time for a challenge. A problem that will test you knowledge and ability to apply algebraic concepts to trigonometric equations. This problem does exactly that.
Instructional Video9:34
Brian McLogan

Master composing inverse trig functions using right triangles

12th - Higher Ed
Master composing inverse trig functions using right triangles
Instructional Video1:29
Brian McLogan

Simplify a trigonometric expression and then find the sum

12th - Higher Ed
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Instructional Video4:24
Brian McLogan

Distributing a negative to verify the identity

12th - Higher Ed
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Instructional Video1:53
Brian McLogan

Verifying an identity by multiplying two expressions

12th - Higher Ed
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Instructional Video2:45
Brian McLogan

How to add and simplify two trigonometric expressions

12th - Higher Ed
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Instructional Video3:09
Brian McLogan

Adding fractions with trig expressions

12th - Higher Ed
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Instructional Video7:00
Brian McLogan

Solving a trig function with sine and cosine

12th - Higher Ed
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include factoring out the GCF and simplifying the factored equation. Another method is to use a...
Instructional Video5:26
Brian McLogan

Multiply and use fundamental identities to simplify

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video3:03
Brian McLogan

Simplifying a rational trigonometric expression by using conjugate of the denominator

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the terms on the left-hand side of the equality sign is equal to the terms on the right-hand side. To...
Instructional Video2:20
Brian McLogan

Simplify a trig expression by multiplying a cosine

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video2:06
Brian McLogan

Simple method that helps to prove an identity when nothing else works

12th - Higher Ed
👉 Learn how to verify trigonometric identities having rational expressions. To verify trigonometric expression means to verify that the term(s) on the left hand side of the equality sign is equal to the term(s) on the right hand side. To...
Instructional Video2:09
Brian McLogan

Multiply two binomials of trigonometric terms to simplify your expression

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video3:32
Brian McLogan

Learn how to verify an identity squaring a binomial

12th - Higher Ed
👉 Learn how to verify trigonometric identities by expanding the trigonometric expressions. When the given trigonometric expressions involve multiplications with more than one term in parenthesis, we start by expanding the expressions...
Instructional Video2:20
Brian McLogan

Learn how to Verify a trig identity

12th - Higher Ed
👉 Learn how to verify Pythagoras trigonometric identities. A Pythagoras trigonometric identity is a trigonometric identity of the form sin^2 (x) + cos^2 (x) or any of its derivations. To verify trigonometric expression means to verify...