Instructional Video2:56
Brian McLogan

Factor an expression by using grouping

12th - Higher Ed
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...
Instructional Video6:24
Brian McLogan

Determine all of the solutions for a trigonometric equation with cosine and tangent

12th - Higher Ed
👉 Learn how to solve trigonometric equations by factoring out the GCF. When solving trigonometric equations involving the multiples of the same trigonometric function. It is very useful to collect similar trigonometric functions together...
Instructional Video3:51
Brian McLogan

Summary for classifying polynomials

12th - Higher Ed
👉 Learn how to classify polynomials. A polynomial is an expression of the sums/differences of two or more terms having different interger exponents of the same variable. A polynomial can be classified in two ways: by the number of terms...
Instructional Video5:13
Brian McLogan

Maximizing the objective function using linear programming

12th - Higher Ed
Learn how to solve problems using linear programming. A linear programming problem involves finding the maximum or minimum value of an equation, called the objective functions, subject to a system of inequalities, called the constraints....
Instructional Video3:23
Brian McLogan

How to find the inverse of a trig value

12th - Higher Ed
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Instructional Video4:48
Brian McLogan

Learn how to rotate a triangle 90 degrees clockwise about the origin

12th - Higher Ed
👉 Learn how to apply transformations such as translations, rotations, reflections as well as dilation to points, lines, triangles, and other shapes. When applying transformations we will use certain rules as well as tricks to help you...
Instructional Video2:48
Brian McLogan

Tutorial - Learn how to sketch a best fit line from a scatter plot

12th - Higher Ed
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...
Instructional Video2:49
Brian McLogan

Rewriting an expression by simplifying using rules of exponents

12th - Higher Ed
👉 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...
Instructional Video12:41
Brian McLogan

Master Verifying trigonometric identities with multiple steps

12th - Higher Ed
Master Verifying trigonometric identities with multiple steps
Instructional Video4:33
Brian McLogan

How to apply synthetic division to divide polynomials

12th - Higher Ed
👉 Learn about dividing by synthetic division when there is a missing power. Synthetic division is a method of dividing polynomials by linear expressions. To divide using synthetic division, we equate the divisor to 0 and then solve for...
Instructional Video3:44
Brian McLogan

Summary for characteristics of a quadratic in vertex form

12th - Higher Ed
👉 Learn how to graph a quadratic equation in vertex form by applying transformations such as horizontal/vertical shift, horizontal/vertical compression stretch and reflections. If the equation is not in vertex form, then we will apply...
Instructional Video8:58
Khan Academy

Limit Examples (Part 1), Limits, Differential Calculus

11th - Higher Ed
One example is finding the limit as x approaches -1 of (2x+2)/(x+1), solved by simplifying the expression and then explored intuitively by looking at the left and right-hand limits. The second example of finding the limit as x approaches...