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Curated Video
How to Find Midpoint | HS.G-GPE.B.6
In this shorts math video we will learn how to find midpoint of a segment without using the formula to answer a standardized math test question. If you understand the concept of midpoint, there is a shortcut to finding the midpoint of...
Curated Video
Find Unit Rate on a Graph
In this short math video we will find unit rate on a graph to answer a standardized math test question. We will use the graph to complete two statements about the graphed information. We will identify the units on the x and y axis...
Brian McLogan
Graphing and describing multiple transformations
👉 Learn how to identify transformations of functions. Transformation of a function involves alterations to the graph of the parent function. The transformations can be dilations, translations (shifts), reflection, stretches, shrinks,...
Brian McLogan
Determining the sine of the sum of two angles
👉 Learn how to evaluate the sine of an angle in radians using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
How to write the polynomial function given three zeros
👉 Learn how to write the equation of a polynomial when given rational zeros. Recall that a polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The...
Brian McLogan
Graph a point in polar form and then convert to rectangular form
Graph a point in polar form and then convert to rectangular form
Brian McLogan
Learn how to determine the domain and range from a table and from a graph
👉 functions are the possible output values (y-values) of the function. To find the domain of a function from a table we list out the set of the input values and for the range we list out the set of output values. To find the domain and...
Brian McLogan
Teacher explains the components of vertex form What is everything
👉 Learn how to graph quadratic equations by completing the square. A quadratic equation is an equation of the form y = ax^2 + bx + c, where a, b and c are constants. The graph of a quadratic equation is in the shape of a parabola which...
Brian McLogan
Master Writing the direct variation equation of a line through a given point
Master Writing the direct variation equation of a line through a given point
Brian McLogan
Solving an equation with multiple angles between 0 and 2pi
👉 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
Master Graphing a system of two linear inequalities
Master Graphing a system of two linear inequalities
Brian McLogan
How to evaluate sum of two angles using the sum formula for sine
👉 Learn how to evaluate the sine of an angle in radians using the sum/difference formulas. To do this, we first express the given angle as a sum or a difference of two (easy to evaluate) angles, then we use the unit circle and the...
Brian McLogan
Solving a trigonometric equation with applying pythagorean identity
👉 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
How do we create the graph of the tangent function
👉 Learn how to graph a tangent function. To graph a tangent 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 (the...
Brian McLogan
4f Characteristics of Cotangent (Parts of the Cotangent Graph)
4f Characteristics of Cotangent (Parts of the Cotangent Graph)
Curated Video
Determine a Coordinate Relationship
In this short math video we will determine a coordinate relationship to answer a standardized math test question. We will review how to plot and identify an ordered pair on the coordinate plane. We will understand the relationship...
Curated Video
How to Describe an Ordered Pair
In this short math video we will answer a standardized math test question where we demonstrate how to describe an ordered pair. We will begin by reviewing what is an ordered pair - (x, y). We will understand the the x coordinate will...
Brian McLogan
Solving a trigonometric equation with cosine equal to negative one
👉 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
How to apply inverse operations to find all of the solutions to an equation with cosine
👉 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
Finding the composition of inverses when not in the range
👉 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
Learn how to evaluate for the secant of - 150 degrees
👉 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
Master Solving a trigonometric equation using double angle formulas
Master Solving a trigonometric equation using double angle formulas
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
Exam Review Determine which function is undefined
Exam Review Determine which function is undefined