Instructional Video5:40
Brian McLogan

Solving an equation to put in slope intercept form

12th - Higher Ed
πŸ‘‰ 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. To do this, we...
Instructional Video3:12
Brian McLogan

Solving an equation for y and x using two steps

12th - Higher Ed
πŸ‘‰ 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. To do this, we...
Instructional Video2:25
Brian McLogan

Solving a formula for a given variable ex 26, A = 2(pi)r^2 + 2(pi)rh solve for h

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:18
Brian McLogan

Solving two step equation with two terms in the numerator

12th - Higher Ed
πŸ‘‰ Learn how to solve two step rational linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. A rational equation is an equation containing at least one fraction whose numerator and (or)...
Instructional Video2:45
Brian McLogan

Solving an equation with two terms in the numerator

12th - Higher Ed
πŸ‘‰ Learn how to solve two step rational linear equations. A linear equation is an equation whose highest exponent on its variable(s) is 1. A rational equation is an equation containing at least one fraction whose numerator and (or)...
Instructional Video2:19
Brian McLogan

Solving an equation by simplifying a side ex 1, 13=5+3b–13

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:06
Brian McLogan

I still don't get in simplifying basic expressions

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:36
Brian McLogan

Using corresponding parts of congruent triangles to find the missing value

12th - Higher Ed
πŸ‘‰ Learn how to solve with similar polygons. Two polygons are said to be similar if the corresponding angles are congruent (equal). When two polygons are similar the corresponding sides are proportional. Knowledge of the length of the...
Instructional Video1:55
Brian McLogan

Dividing two numbers in scientific notation

12th - Higher Ed
πŸ‘‰ Learn how to divide numbers written in scientific notations. Scientific notation is a convenient way of writing very large or very small numbers. A number written in scientific notation is of the form a * 10^n where a is the first...
Instructional Video6:54
Brian McLogan

Using coterminal angles to evaluate for the sine of an angle

12th - Higher Ed
πŸ‘‰ Learn how to evaluate trigonometric functions of a given angle. Given an angle greater than 2pi in radians, to evaluate the trigonometric functions of the given angle, we first determine the smallest positive coterminal angle of the...
Instructional Video3:36
Brian McLogan

How to determine the excluded values of a complex fraction

12th - Higher Ed
How to determine the excluded values of a complex fraction
Instructional Video2:04
Brian McLogan

How to determine one positive and one negative coterminal angle

12th - Higher Ed
πŸ‘‰ Learn how to determine co-terminal angles given one angle. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle....
Instructional Video4:29
Brian McLogan

Determining the smallest positive and negative coterminal angles

12th - Higher Ed
πŸ‘‰ Learn the basics of co-terminal angles. An angle is a figure formed by two rays that have a common endpoint. The two rays are called the sides of the angle while the common endpoint is called the vertex of the angle. We measure angles...
Instructional Video7:31
Brian McLogan

Math tutorial for using the sum of two angles formula for the tangent of 105 degrees

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video4:15
Brian McLogan

Using the addition of two angles formula and sine

12th - Higher Ed
πŸ‘‰ Learn how to evaluate the sine 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...
Instructional Video4:42
Brian McLogan

Factor and use fundamental identities to simplify

12th - Higher Ed
πŸ‘‰ Learn how to simplify identities by factoring. Just like in normal algebraic expressions, trigonometric identities can be simplified by factoring out the GCFs from the terms of the identities, then common trigonometric identities like...
Instructional Video2:24
Brian McLogan

How to simplify the subtraction of two polynomials

12th - Higher Ed
πŸ‘‰ Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...
Instructional Video1:58
Brian McLogan

Subtracting two radical expressions with variable radicands

12th - Higher Ed
πŸ‘‰ 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...
Instructional Video2:32
Brian McLogan

Learn how to subtract two quadratic expressions from one another

12th - Higher Ed
πŸ‘‰ Learn how to add and subtract polynomials by either using the vertical or horizontal method.
Instructional Video1:42
Brian McLogan

How to subtract two large polynomials by rewriting as an addition problem

12th - Higher Ed
πŸ‘‰ Learn how to subtract polynomials. To subtract polynomials, we first simplify the polynomials by removing all brackets. Then, we combine like terms. Like terms are terms that share the same base and power for each variable. When you...
Instructional Video2:05
Brian McLogan

Finding the solutions to a binomial squared - Online Tutor

12th - Higher Ed
πŸ‘‰Learn how to solve quadratic equations using the square root method. It is important to understand that not all quadratics have to be solved using factoring or quadratic formula. When we only have one variable but it is squared we can...
Instructional Video2:00
Brian McLogan

Learn how to find inverse of a function and determine if the inverse is a function or not

12th - Higher Ed
πŸ‘‰ Learn how to find the inverse of a linear function. A linear function is a function whose highest exponent in the variable(s) is 1. The inverse of a function is a function that reverses the "effect" of the original function. One...
Instructional Video2:40
Brian McLogan

How to find the inverse and then determine if the inverse is a function

12th - Higher Ed
πŸ‘‰ Learn how to find the inverse of a quadratic function. A quadratic function is a function whose highest exponent in the variable(s) of the function is 2. The inverse of a function is a function that reverses the "effect" of the...
Instructional Video3:44
Brian McLogan

How to divide polynomials using long division

12th - Higher Ed
πŸ‘‰ Learn how to divide polynomials using the long division algorithm. To be able to solve a polynomial, we need to be able to get the factors and hence the zeros. To get the factors, we use the rational zeros theorem to get one of the...