Brian McLogan
Master Solving for all of the solutions for trigonometric equations
Master Solving for all of the solutions for trigonometric equations
Brian McLogan
Mistakes Students Make Co Function Identities
When Students are working on Trigonometric functions one of the first identities that trips them up is the co-function identities. In this video we will explore two mistakes I see students make with co-function identities.
Brian McLogan
4e definitions (Basics of Graphing Sine, Cosine, Tangent)
4e definitions (Basics of Graphing Sine, Cosine, Tangent)
Brian McLogan
Master Evaluating the half angle for sine, cosine, and tangent given an equation and constraint
Master Evaluating the half angle for sine, cosine, and tangent given an equation and constraint
Brian McLogan
Master given an equation and constraint, evaluate the six trig functions
Master given an equation and constraint, evaluate the six trig functions
Brian McLogan
4g Example 4 (Find the missing Angle of a triangle)
4g Example 4 (Find the missing Angle of a triangle)
Brian McLogan
Simplifying trig expressions by using the reciprocal identities
In this video series I will show you how to simplify trigonometric expressions. We will simplify these expression to either a single trigonometric term or number. To simplify we will use trigonometric identities such as Pythagorean,...
Brian McLogan
Verify Identities Compilation
👉Learn how to verify 13 different trigonometric identities in under 1minute for each example. Check out the timestamps to skip to the problem/s you want to see first. 00:57 sinθsecθcotθ=1 01:47 sinθ/cscθ=sin^2θ 02:28...
Brian McLogan
36 Identities simplified using the product and quotient | Skills Practice Worksheet
In this video I will work on how to simplify trigonometric identities using the quotient identity, reciprocal identity, as well as how to multiply and divide. We will then simplify our expression to one single trigonometric function or...
Brian McLogan
How to multiply two binomials with trigonometric functions to simplify an expression
👉 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...
Brian McLogan
Evaluate the half angle for tangent
👉 Learn how to evaluate the Sine of an angle using the half-angle formula. The half-angle formula for Sine is helpful when you need to determine the exact value of function given an angle but cannot use a calculator or the angle is not...
Brian McLogan
Solve trig equations with cotangent and sine
👉 Learn how to solve trigonometric equations using the zero product property. The zero product property states that when the product of two quantities is equal to 0, then either of the quantities is zero. When solving factored...
Brian McLogan
How to find all of the solutions of an equation with secant
👉 Learn how to solve trigonometric equations. There are various methods that can be used to evaluate trigonometric identities, they include by factoring out the GCF and simplifying the factored equation. Another method is to use a...
Brian McLogan
Exam Review Determine which function is undefined
Exam Review Determine which function is undefined
Brian McLogan
Algebra 2 - Simplifying Trigonometric expressions, sinθ . secθ
In this video series you will learn how all about Rational Expressions. We will start by simplifying rational expressions using the rules of exponents and then transition into simplifying rational expressions by factoring. When...
Brian McLogan
Learn How to Graph Cotangent
👉 Learn how to graph a cotangent function. To graph a cotangent function, we first determine the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the parent function), the vertical shift...
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 find the ratio of csc, sec and cot for 30 degrees
👉 Learn how to evaluate the six trigonometric functions given a right triangle. A right triangle is a triangle with 90 degrees as one of its angles. A right triangle is made up of two legs, which formed the sides of the 90 degrees angle...
Brian McLogan
How to find the angle given the inverse of tangent
👉 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 cos when given the value of sine with a right triangle
👉 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
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
Using coterminal angles to evaluate for sine
👉 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...