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Brian McLogan
Adding two radical expressions by simplifying first
π Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...
Brian McLogan
Master Simplifyig the cube root of a number
Master Simplifyig the cube root of a number
Brian McLogan
Learn how to simplify a radical
π Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
Brian McLogan
Taking the square root of variable expression basic example, root(16x^2)
π 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
How to solve by factoring using a perfect square trinomial
πLearn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Brian McLogan
How to find the solutions of a quadratic equation by factoring a perfect square trinomial
πLearn how to solve quadratic equations by factoring. We will focus on factoring special techniques such as the zero product property, difference of two squares, box method and guess and check. Once we have factored the quadratic...
Brian McLogan
Tips for solving by factoring when a perfect square
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
Learn how to evaluate a number raised to a rational exponent
Learn how to evaluate numbers raised to rational powers. When given a number raised to a rational power, we take the nth root of the number where n is the number in the denominator of the rational power, then we raise the result to a...
Brian McLogan
Find the solutions to a quadratic equation of a perfect square trinomial
πLearn how to solve a quadratic equation by factoring a perfect square trinomial. A perfect square trinomial quadratic equation is of the form y = x^2 +2cx + c^2, where c is a perfet square. There are couple of ways we can solve a...
Brian McLogan
The Easy Way to Simplify the Square Root of a Number, Sqrt(45)
π Learn how to find the square root of a number. To find the square root of a number, we identify whether that number which we want to find its square root is a perfect square. This is done by identifying a number which when raised to...
Brian McLogan
How to simplify a radical by rationalizing the denominator
π Learn how to find the square root of rational numbers. To find the square root of a rational number, we first express the rational number as the square root of the numerator divided by the square root of the denominator and simplify....
Brian McLogan
Arithmetic and Algebraic Operations | Preparing for Precalculus Part 1
Arithmetic and Algebraic Operations | Preparing for Precalculus Part 1
Brian McLogan
Tutorial - Finding the absolute value of a complex number ex 2, (10 - 7i)
In this video series I will show you how to find the absolute value of a complex number. The absolute value of a complex number represents the distance from a complex number to the origin. We will do this by taking the absolute value...
Curated Video
Solving Equations Using Square Roots
Solve equations that have a squared variable by taking the square root of both sides of the equation, resulting in two possible solutions.
Curated Video
Solving Equations Using Square Roots (Example)
Solve equations that have a squared variable by taking the square root of both sides of the equation, resulting in two possible solutions.
Brian McLogan
Learn how to take the cube root of a variable exponent, cube root(x^7)
π Learn how to find the 3rd root of an expression. To find the 3rd root of an expression, if the exponent of the expression is a multiple of 3, then the 3rd root of the expression is the base of the expression with an exponent that is...
Brian McLogan
Learn how to rationalize the denominator of an expression with a radical on denominator
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
Facing Up vs Facing Down Congruent Triangles | Can You Solve?
Facing Up vs Facing Down Congruent Triangles | Can You Solve?
Brian McLogan
Summary for rewriting a number using the imaginary unit i
π Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Tutorial for how to take the fourth root of an expression, fourth root(2x^12 y^16)
π Learn how to find the 4th root of an expression. To find the 4th root of an expression, if the exponent of the expression is a multiple of 4, then the 4th root of the expression is the base of the expression with an exponent that is...
Curated Video
Locating Irrational Numbers on a Number Line (Part 1)
Locate irrational numbers on a number line.