Brian McLogan
How to evaluate the difference of two angles for cosine function
👉 Learn how to evaluate the cosine 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 put a linear equation into standard form with fraction coefficients
👉 Learn how to write the equation of a line in a point-slope form. The equation of a line is such that its highest exponent on its variable(s) is 1. (i.e. there are no exponents in its variable(s)). There are various forms which we can...
Brian McLogan
How do you factor a polynomial
Learn how to factor higher order trinomials. 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. To factor an algebraic expression means to break...
Brian McLogan
Factoring out a GCF from a polynomial using reverse distributive property
👉 Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Brian McLogan
Arithmetic and Algebraic Operations | Preparing for Precalculus Part 1
Arithmetic and Algebraic Operations | Preparing for Precalculus Part 1
Brian McLogan
Rational Expressions | Preparing for Precalculus Part 5
Rational Expressions | Preparing for Precalculus Part 5
Brian McLogan
Least Common Denominator (LCD).............Think About it
👉In this video I will explain how to identify the least common denominato between two fractions and then between two rational expressions. We will use the same technique and understanding of factors and multiples to combine the fractions...
Curated Video
Factoring Trinomials with a Leading Coefficient Other than 1
This video is a math lesson on factoring trinomials with a leading coefficient other than 1. The teacher explains six steps to follow, including finding the product of a and c and determining factors that add up to b. The steps are...
Curated Video
Running Distance (Solve word problems involving dividing mixed numbers)
On Saturday, Carla went for a 1 and nine tenths mile run. On Sunday, she went for a 7 and three fifths mile run. How many times further did she run on Sunday than Saturday?
Brian McLogan
Math tutorial for multiplying two 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
Finding the zeros and multiplicity by factoring polynomials with 3 and 4 terms
Finding the zeros and multiplicity by factoring polynomials with 3 and 4 terms
Brian McLogan
Learn how to factor a trinomial by factoring it twice
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...
Curated Video
Factoring a Trinomial Using a Table
In this video lesson, I will model how to factor a trinomial using a table. The table serves as a graphic organizer for students to organize their thinking while identifying the binomial factors of a trinomial. This method also provides...
Curated Video
Fitness Trail (Solve word problems involving dividing fractions)
A fitness trail is being built around a park. The designer plans for the trail to be nine tenths of a mile long, with different stations every three twentieths of a mile. How many exercise stations will they have on the trail?
Brian McLogan
Factoring out the GCF from a polynomial then factoring further
Learn how to factor higher order trinomials. 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. To factor an algebraic expression means to break...
Brian McLogan
Factoring a trinomial twice first with the GCF
👉 Learn how to factor polynomials by GCF. 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. To factor an algebraic expression means to break it...
Brian McLogan
Factoring a polynomial raised to the 4th power
Learn how to factor higher order trinomials. 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. To factor an algebraic expression means to break...
Brian McLogan
Learning to find the zeros of a cubic trinomial by factoring
👉 Learn how to find all the zeros of a polynomial. 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 zeros of a polynomial are the values...
Brian McLogan
The easy way to factor a polynomial with four terms grouping
Learn how to factor polynomials by grouping. 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. To factor an algebraic expression means to break...
NUMBEROCK
Simplest Form
Godzilla goes underwater in this video to chase submarines which are affixed with fractions that display simplified fractions and their unsimplified pair. Meanwhile, on land, numbers are being catapulted into the skyline where they fall...