Brian McLogan
How to solve by factoring when a=1
πLearn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They are of the form y = ax^2 + bx + c. There are various techniques which can be applied in solving quadratic...
Brian McLogan
Evaluate an expression with one variable ex7, 3(8(y - 1)^2 - 4); y = 2
π 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
Evaluate an expression with one variable ex2, 2x + 3 - 2; x=5
π 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
Using the order of operations for an expression with two parentheses
π 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
What do I need to know to multiply and divide rational expressions
Learn how to multiply/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 multiply two fractions, we multiply the numerators...
Brian McLogan
Mulitplying by the LCM to simplify a complex fraction
π Learn how to simplify complex fractions. To simplify complex fractions having the addition/subtraction of more than one fractions in the numerator or/and in the denominator we first evaluate the numerator or/and the denominator...
Curated Video
GCSE Secondary Maths Age 13-17 - Number: Types of Number and BODMAS - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
GCSE Secondary Maths Age 13-17 - Number: Multiplication - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Comparing Numerical Expressions without Evaluation
In this video, the teacher explains how to compare the value of numerical expressions without actually evaluating them. They use reasoning about multiplication and addition to determine the relationships between different expressions.
Curated Video
Solving Simple Equations (Using Inverse Operations)
This video lesson will review vocabulary and properties necessary for solving one-step equations. Students will solve equations using addition, subtraction, multiplication or division. Practice problems have been provided where you can...
Curated Video
Multiplying Whole Numbers by Mixed Numbers: The Break it Apart Strategy
In this lesson, students will learn how to multiply whole numbers by mixed numbers using the break to part strategy. They will understand the concept of breaking the problem into smaller parts and then adding the results together....
Brian McLogan
How to simplify an expression using PEMDAS with Brackets
π 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
Solving Literal equations using two steps
π Learn how to solve literal equations involving formulas. 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...
Brian McLogan
Sum formula for tangent of an angle trigonometry
π Learn how to evaluate the tangent of an angle in degrees 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
Using the Box Method to Multiply a Binomial by a Trinomial - Math Tutorial
π Learn how to multiply polynomials. To multiply polynomials, we use the distributive property. The distributive property is essential for multiplying polynomials. The distributive property is the use of each term of one of the...
Brian McLogan
Simplifying a rational expression by using the rules of exponents
π Learn how to simplify expressions using the quotient rule and the negative exponent rule of exponents. The quotient rule of exponents states that the quotient of powers with a common base is equivalent to the power with the common base...
Brian McLogan
Divide two rational expressions when using the rules of exponents
π Learn how to simplify expressions by dividing its terms. Remember that dividing a fraction is the same as multiplying by the reciprocal. When multiplying expressions, each individual term of the expression is multiplied to its like...
Brian McLogan
Solving a proportion using two step method
π Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a proportion problem with an unknown, we...
Brian McLogan
How to solve a multi step equation with a variable on both sides
π Learn how to solve multi-step equations with parenthesis and 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...
Brian McLogan
Multiplying Polynomials - Math Tutorial
π Learn how to multiply polynomials. To multiply polynomials, we use the distributive property. The distributive property is essential for multiplying polynomials. The distributive property is the use of each term of one of the...
Brian McLogan
Why Does the Power Rule of Exponents Work
π Learn about the rules of exponents. An exponent is a number which a number is raised to, to produce a power. It is the number of times which a number will multiply itself in a power. There are several rules used in evaluating...
Brian McLogan
Dividing rational expressions
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...
Curated Video
Excel VBA Programming The Complete Guide - Mathematical Operations
In this lesson, we dive into the mathematical operators for β’ addition ( + ) β’ subtraction ( - ) β’ multiplication ( * ) β’ division ( / ) β’ exponentiation ( ^ ) β’ modulo ( Mod ) This clip is from the chapter "Variables and Data Types" of...