Brian McLogan
Evaluate the half angle for cosine from a triangle
π Learn how to evaluate the tangent of a half-angle. When given the value of the tangent of an angle, we can evaluate the tangent of half the angle using the tangent half-angle formula. When the value of any other trigonometric function...
Brian McLogan
Simplifying the difference quotient
π Learn how to evaluate the limit of a function using the difference quotient formula. The difference quotient is a measure of the average rate of change of the function over an interval, h. The limit of the difference quotient gives the...
Brian McLogan
Multiplying Two Binomials - 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
Writing the inverse of another function as an inverse function
π 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...
Brian McLogan
Identify x intercepts and vertex of a quadratic with fractions ex 8, y=-2(x+(9/2))^2 +1/4
π Learn how to identify the vertex of a parabola by completing the square. A parabola is the shape of the graph of a quadratic equation. A quadratic equation can be written in the standard form (i.e. in the form y = ax^2 + bx + c) or it...
Professor Dave Explains
The Quantum Barrier Potential Part 1: Quantum Tunneling
Now that we've covered the particle in a box, we are familiar with the concept of a quantum problem. Let's move on to our second quantum problem, that of the quantum barrier potential. With this one, we don't have an infinite square well...
msvgo
Methods of Integration
It states different methods of integration. Further it explains the method of integration by substitution with the help of examples.
Virtually Passed
Second Moment of Area Example 3
Ix is the second moment of area about the x axis. Choosing the value of dA is the important part for this problem. In this example where we're dealing with a section of a circle, it's easier to use cylindrical coordinates dA = r dr...
Virtually Passed
Dot product and angle between two vectors proof
The angle between two vectors can be found by using the cosine rule in a clever way.
Tarver Academy
Length of a Rectangle Problem
In This Episode, Tyler Teaches Us About Length of a Rectangle Problem
Let's Tute
Variables Reducible Method - Problem Solving
In this video we will solve some problems on Variables Reducible Method
KnowMo
Introduction to Basic Graphs and Calculating the Gradient
The video is a lecture presentation on basic graphs. The instructor explains how to create a straight line from a series of coordinate points and how to find the link that links the X and Y coordinate together. The video covers different...
Curated Video
Sketching Quadratics with a = 1: Completing the Square and Finding Intercepts
In this video, the speaker gives a lecture about sketching quadratics where the value of A is equal to 1. They explain the general shape of a quadratic and how completing the square can help find the turning points and line of symmetry....
Curated Video
Factor and Remainder Theorems: Using the Remainder Theorem to Find Remainders in Polynomials
This video provides an explanation and demonstration of the factor and remainder theorems in mathematics. The speaker begins by showing how substituting values into a polynomial can help determine factors and remainders. The video then...
Curated Video
Introduction to the Basic Equation of a Straight Line
This is a lecture presentation on the basic equation of a straight line. The presenter explains the general equation for a straight line (Y=MX +C), highlighting the importance of understanding the M (gradient) and C (Y intercept) values...
Curated Video
Learn and Master C Programming - How to use Basic C Types with prtinf format specifiers
We will learn how to display all basic types using prtinf function. This clip is from the chapter "Fundamentals and Basics" of the series "Learn and Master C Programming For Absolute Beginners!".In this section of the course, we look...
Brian McLogan
Write the equation of a hyperbola given the foci and length of transverse axis
Learn how to write the equation of hyperbolas given the characteristics of the hyperbolas. The standard form of the equation of a hyperbola is of the form: (x - h)^2 / a^2 - (y - k)^2 / b^2 = 1 for horizontal hyperbola or (y - k)^2 / a^2...
Brian McLogan
Learn how to evaluate tangent using the difference formula of two angles
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
Simplify by finding the sum of rational expressions using even odd identities
π Learn how to simplify rational identities involving addition and subtraction. To simplify rational identities involving addition and subtraction, first, we find the LCM of the denominators which most time is the product of the terms in...
Brian McLogan
Evaluate the half angle of tangent for 105 degrees
π Learn how to evaluate the Sine of an angle using the half-angle formula. The half-angle formula for Sine is helpful when you need to determine the exact value of function given an angle but cannot use a calculator or the angle is not...
Brian McLogan
U substitution with extra x
π Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as an indefinite integral or as a definite...
Brian McLogan
Determine if the equation represents a function
π Learn how to determine whether relations such as equations, graphs, ordered pairs, mapping and tables represent a function. A function is defined as a rule which assigns an input to a unique output. Hence, one major requirement of a...
Brian McLogan
Adding and subtracting a radical expression
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
How do you factor a quadratic trinomial when a is not 1
πLearn how to factor quadratics when the coefficient of the term with a squared variable is not 1. To factor an algebraic expression means to break it up into expressions that can be multiplied together to get the original expression. To...