Brian McLogan
Dividing two rational expression with a lot of factoring by multiplying
Learn how to divide rational expressions. A rational expression is an expression in the form of a fraction, usually having variable(s) in the denominator. Recall that to divide by a fraction, we multiply by the reciprocal of the...
Brian McLogan
Multiplying rational expressions
Learn how to multiply rational expressions. A rational expression is an expression in the form of a fraction where the numerator and/or the denominator are/is an algebraic expression. To multiply two rational expressions, we use the...
Brian McLogan
MASTER writing a quadratic in vertex form by completing the square to identify the vertex
MASTER writing a quadratic in vertex form by completing the square to identify the vertex
Institute for New Economic Thinking
The Importance of Learning from History
Lord Turner talks about how reviewing the mistakes of the past can lead to a more complete economic view of the present and future
Curated Video
Rewriting Simple Rational Expressions: Identifying Common Factors
In this video, the teacher explains how to rewrite simple rational expressions by identifying common factors. They provide examples and demonstrate how to rewrite expressions in equivalent forms.
Curated Video
Finding Zeros of Quadratic Functions: Factoring the Difference of Two Squares
In this video, the teacher explains how to find the zeros of a quadratic function by factoring the difference of two squares. They provide examples and demonstrate the process step by step.
Brian McLogan
Learn how to use inverse operations to solve for y in a rational equation
👉 Learn how to solve literal equations. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the formula. When the literal...
Brian McLogan
Solve y using cross multiplication - literal equation
👉 Learn how to solve literal equations. A literal equation is an equation where the unknown values are represented by variables. To solve a literal equation means to make one of the variables the subject of the formula. When the literal...
Brian McLogan
Evaluating an expression with 3 terms, Given a=12, b=9 and c=4. Find (b^2 -2c^2)/(a+c-b)
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Learn how to simplify an expression by applying distributive property twice, 4(5y-3)-(3y+1)
👉 Learn how to simplify mathematics expressions. A mathematis expression is a finite combination of numbers and symbols formed following a set of operations or rules. To simplify a mathematics expression means to reduce the expression...
Brian McLogan
I still don't get it evaluating expressions
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Brian McLogan
Find the missing value using two secant lines from a point outside of the circle
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
Curated Video
Power BI Masterclass - Learning DAX: Advanced Searching in Power BI
In this video, we will be learning DAX to find out advanced searching in Power BI. This clip is from the chapter "DAX, Excel, and More" of the series "Power BI Masterclass".In this section, we will be understanding DAX table calculations...
Brian McLogan
Taking the square root of variable expression basic example, root(16x^2)
👉 Learn how to simplify the square root of an expression. The square root of an expression is an expression which will multiply itself twice to give the original expression. To simplify the square root of an expression, we...
Brian McLogan
Subtracting two rational trigonometric expressions
👉 Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Brian McLogan
Simplify a trig expression by distributive property
👉 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
Math tutorial for verifying a trigonometric identity
👉 Learn how to verify trigonometric identities involving the addition and subtraction of terms. To do this it is usually useful to convert the addition or subtraction terms in terms of one trigonometric function and then evaluate....
Brian McLogan
Find an antiderivative of secant squared
👉 Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as an indefinite integral or as a definite...
Brian McLogan
Simplify an expression with the rules of exponents
👉 Learn how to simplify expressions by multiplying its terms. When multiplying expressions, each individual term of the expression is multiplied to its like term and the exponents are evaluated using the product rule, the quotient rule...
Brian McLogan
Simplify an expression using rules of exponents when the denominator has negative exponent
👉 Learn how to simplify expressions using the power rule and the negative exponent rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual...
Brian McLogan
Simplifying the product of two rational expressions
👉 Learn how to simplify expressions by multiplying its terms. When multiplying expressions, each individual term of the expression is multiplied to its like term and the exponents are evaluated using the product rule, the quotient rule...
Brian McLogan
Simplifying a rational expression raised to a negative power
👉 Learn how to simplify expressions using the power rule and the negative exponent rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual...
Brian McLogan
Learn how to determine the domain from the quotient of two functions
👉 Learn how to divide two functions. We will explore the division of linear, quadratic, rational, and radical functions. To divide two functions, we simply algebraically divide the rules (contents) of the two functions. We will then...
Brian McLogan
Using the power rule of exponents to simplify an expression
👉 Learn how to simplify expressions using the power rule of exponents. When several terms of an expression is raised to an exponent outside the parenthesis, the exponent is distributed over the individual terms in the expression and the...