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Brian McLogan
Rationalizing the denominator with a radical
π Lean how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Brian McLogan
What is the long division algorithm
π Learn how to divide polynomials by binomial divisors using the long division algorithm. A binomial is an algebraic expression having two terms. Before dividing a polynomial, it is usually important to arrange the divisor in the...
Brian McLogan
Learn how to divide a number by a complex number and the conjugate
In this video playlist I show you how to solve different math problems for Algebra, Geometry, Algebra 2 and Pre-Calculus. The video will provide you with math help using step by step instruction. Math help tutorials is just what you need...
Flipping Physics
Introduction to Newton's 2nd Law with Example Problem
The application of Newtonβs Second Law is when you really understand what the net force equals mass times acceleration where both force and acceleration are vectors really means. Therefore, we introduce Newtonβs Second Law and then do...
Curated Video
Exploring the Division of Rational Numbers
Interpret the division of rational numbers as fractions.
Curated Video
Long Division and Money (Part 2)
Find whole-number quotients by dividing whole numbers up to four-digits (dividend) by one-digit whole numbers (divisor) using the relationship between long division and place value.
Curated Video
Division Using the Multiplication Table (Part 1)
Solve division problems using multiplication and the multiplication table.
Curated Video
Writing Equations in Slope-Intercept Form
In this video lesson we will learn how to write an equation of a line in slope-intercept form. We will learn how to identify the slope and y-intercept of the graph of a line. We will review how to find the slope of a line using two...
Curated Video
Rewriting Linear Equations (includes Factoring)
In this video, the teacher explains how to rewrite literal equations and formulas using inverse operations. They cover different forms of equations, such as slope-intercept and standard form, and provide examples for solving for...
Brian McLogan
Solving a simple one step inequality using division property of equality
π Learn how to solve one step inequalities. When solving one step inequalities we will use inverse operations to isolate the variable. To represent our solution we will graph on the number line and use open and closed points based on the...
Brian McLogan
How to solve a compound inquality without separating
π Learn how to solve and graph compound linear inequalities. A compound inequality is an inequality having more than 1 inequality sign. To solve compound inequalities, we use inverse operations, applying the inverse operation to each...
Brian McLogan
Translating division using divided by 9 divided by k
π Learn how to write an algebraic expression from verbal sentence as well as writing out a sentence from a algebraic expression. To do this we need to know what words we use to express operations such as addition, multiplication,...
Brian McLogan
Solve an equation for x by clearing fractions with multiple steps
π Learn how to solve multi-step equations with variable on both sides of the equation. An equation is a statement stating that two values are equal. A multi-step equation is an equation which can be solved by applying multiple steps of...
Brian McLogan
Solve a two step equation with fractions of different denominators
π Learn how to solve two step linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. To solve for a variable in a two step linear equation, we first isolate the variable by using inverse...
Brian McLogan
Factoring a monomial completely
π Learn how to factor a number, variable, and monomial completely. To factor means to write our term as a product of its factors. Therefore we will learn how to break down a number, variable, and monomial into its factors.
Brian McLogan
What is the period, frequency and amplitude of sine and cosine graphs
π Learn the basics to graphing sine and cosine functions. The sine graph is a sinusiodal graph with x-intercepts at x = 2n*pi, maximun value of 1 at x = pi/2 + 2n*pi and minimum value of -1 at x = -pi/2 + 2n*pi. The cosine graph is a...
Brian McLogan
Graphing Cosine with Multiple Transformations
π Learn how to graph a cosine function. To graph a cosine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from...
Brian McLogan
How to Find the Amplitude Period and Phase Shift of Sine
π Learn how to graph a sine function. To graph a sine function, we first determine the amplitude (the maximum point on the graph), the period (the distance/time for a complete oscillation), the phase shift (the horizontal shift from the...
Brian McLogan
Solve a trig equation with a double angle
π Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Brian McLogan
What is the division property for trigonometric expressions
π 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
How to evaluate for the cosine of an angle using the half angle formula
π Learn how to evaluate the tangent of a half-angle. When given the value of the tangent of an angle, we can evaluate the tangent of half the angle using the tangent half-angle formula. When the value of any other trigonometric function...
Brian McLogan
Evaluate the half angle of sine given an angle in radians
π 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
Learn how to verify a trigonometric identiy using pythagorean identities
π Learn how to verify rational trigonometric identities involving the addition and subtraction of terms. To verify trigonometric expression means to verify that the term on the left-hand side of the equality sign is equal to the term on...
Brian McLogan
Evaluate the double angle of tangent given a triangle
π Learn how to evaluate the double angle of sine. The value of the sine of double a given angle can be obtained given the value of the sine of the angle. The value of the sine of double a given angle is obtained using the formula sin(2u)...