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
Evaluate your point using period as an aide - free math help
👉 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
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 Determining if a Mapping is a Function or Not
Master Determining if a Mapping is a Function or Not
Brian McLogan
Write the equation of a line given the slope and a point that the line runs through
👉 Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Curated Video
Using Circle Theorems: Angle and Semicircle as a Right Angle
The video is a lecture presentation on the usage of circle theorems, focusing on angles and semicircles being a right angle. The instructor explains how to apply the theorem to find the gradient of lines on the circle, how to prove the...
Brian McLogan
Determine your quadrant when given constaints on sine and cosine
👉 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 to solve a trig equation by factoring with tangent and cosine
👉 Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Brian McLogan
Master Evaluate the six trigonometric functions using the unit circle
Master Evaluate the six trigonometric functions using the unit circle
Brian McLogan
Learn to evaluate for the secant of an angle without using a triangle
👉 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
Solving an equation with multi angles
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Overview of inverses
👉 Learn how to find the inverse of a linear function. A linear function is a function whose highest exponent in the variable(s) is 1. The inverse of a function is a function that reverses the "effect" of the original function. One...
KnowMo
Equations of a Straight Line from Coordinates
This video provides a lecture on how to calculate the equation of a straight line using coordinates. The presenter explains the formula for a linear graph, which is Y = MX + C, where M is the gradient and C is the Y-intercept. The video...
Brian McLogan
How to find all of the solutions of an equation with the triple angle of tangent
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric equations, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Full Lesson: Inverse Trigonometric Functions
In this video I will show where the inverse trigonometric functions come from as well as how to use and understand them. We will primarly focus on evaluating inverse trionometric function from the unit circle in radians but will discuss...
Brian McLogan
Using your trig and co function identities to evaluate
👉 Learn how to evaluate trigonometric functions using trigonometric identities. Trigonometric identities are equalities that involve trigonometric functions. We will focus on the cofunction identities and even-odd identities. The...
Brian McLogan
How do find the x and y intercepts and graph
👉 Learn how to graph linear equations written in standard form. When given a linear equation in standard form, to graph the equation, we first rewrite the linear equation in slope intercept form, (i.e. in the form y = mx + c, where m is...
Brian McLogan
Learn to graph a line in slope intercept form
👉 Learn how to graph linear equations written in slope intercept form. When given a linear equation in slope intercept form, (i.e. in the form y = mx + c, where m is the slope and c is the y-intercept). We first plot the y-intercept and...
Brian McLogan
Where trigonometric identities come from
👉 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
Finding the x and y coordinates for a given point on the unit circle
👉 Learn how to find the point on the unit circle given the angle of the point. A unit circle is a circle whose radius is 1. Given an angle in radians, to find the coordinate of points on the unit circle made by the given angle with the...
Brian McLogan
Find a perpendicular liness through a given point
👉 Learn how to write the equation of a line that is perpendicular to a given line. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various...
Brian McLogan
Finding the point on the unit circle x,y given the real number
👉 Learn how to find the point on the unit circle given the angle of the point. A unit circle is a circle whose radius is 1. Given an angle in radians, to find the coordinate of points on the unit circle made by the given angle with the...