Brian McLogan
Steps to composition of trig functions with x
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Brian McLogan
How to evaluate for the composition of the tangent and cosine
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Brian McLogan
How to apply constraints for trig problems
👉 Learn how to determine the quadrant given the constraint. The plane is divided into four equal parts called the quadrants with the region between the positive x-axis and the positive y-axis called the 1st quadrant having angles 0 to 90...
Brian McLogan
How do the constraints tell us which quadrant our angle should lie in
👉 Learn how to evaluate the six trigonometric functions given some constraints. When given the value of one trigonometric function, we can use a right triangle with one of its legs on the x-axis and the other leg, perpendicular to the...
Brian McLogan
How to Find the Angle when Given the Value of Cosine
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Find the Values of Theta in Degrees and Radians in the First Quadrant
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Find the Values of Theta in Degrees and Radians in First Quadrant
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Evaluate Inverse Cos at One
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Solve the cosine equation from zero to 2pi and all solutions
Solve the cosine equation from zero to 2pi and all solutions
Brian McLogan
Evaluate the cosine inverse of 1/2
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Learn how to evaluate for a negative angle using cosecant
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Brian McLogan
How to determine the quadrant an angle is in when given in radians
👉 Learn how to determine the quadrant of an angle given in radians. Recall that 1 radian is the distance on the circumference of the circle that is equivalent to the radius of the circle. Also, recall that the circumference of a circle...
Brian McLogan
Evaluating the cotangent function using the first quadrant of the unit circle
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Brian McLogan
Find the coordinate point of the given angle
👉 Learn all about evaluating trigonometric functions using the unit circle. In this playlist, we will learn how to evaluate sine, cosine, tangent, cotangent, cosecant, and secant by using our understanding of the unit circle. We will...
Brian McLogan
Evaluate Sine given an angle where the terminal side is on the y axis
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Brian McLogan
Evaluate for secant when given an angle in radians
👉 Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Brian McLogan
Learn how to write all of the solutions to a trigonometric equation
👉 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...
Brian McLogan
Master Solving trigonometric equations using factoring
Master Solving trigonometric equations using factoring
Brian McLogan
Master Solving a trigonometric equation using the sum and difference formulas
Master Solving a trigonometric equation using the sum and difference formulas
Brian McLogan
Sum and Difference Formulas | Full Lesson
In this video we will work through what the sum and difference formulas are, and how to apply them to help use evalutate trigonometric expressions, verify trigonometric identities and solve trigonometric equations.
Brian McLogan
Solve Three Trig Funtions Fast
Sometimes we need a long detailed explanation on how to do something and why it works. Other times we need to know the quickest and easiest way to solve something without all the fluff.
Brian McLogan
What are co function identities
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Brian McLogan
Given any point, evaluate your six trig functions - Cool Math
👉 Learn all about evaluating trigonometric functions with triangles. In this playlist, we will learn how to evaluate, sine, cosine, tangent, cotangent, secant, and cosecant when given the sides of a triangle. If we have missing sides we...
Brian McLogan
Evaluate any point with constraints for your trig functions
👉 Learn how to evaluate the six trigonometric functions given some constraints. When given the value of one trigonometric function, we can use a right triangle with one of its legs on the x-axis and the other leg, perpendicular to the...