Curated Video
Introduction to Finding Derivatives
This video explains the concept of finding the derivative or instantaneous rate of change for non-linear graphs by using the gradient of the tangent. The speaker demonstrates the process through examples and explains the general formula...
Curated Video
Completing the Square to Reveal the Minimum When a > 1
In this lesson you will learn how to rewrite a quadratic function to complete the square. By going through this process, we will reveal the minimum value.
Why U
Pre-Algebra 20 - Converting Repeating Decimal Numbers to Fractions
Decimal numbers with an infinitely repeating sequence of digits after the decimal point can be converted into fractions. This chapter explains why.
Brian McLogan
Learn to evaluate the integral using area of a figure
👉 Learn how to evaluate the integral of separated functions. 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...
Brian McLogan
Solving using the quadratic formula with complex solutions
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Brian McLogan
Find the complex roots of an equation using the quadratic formula
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Brian McLogan
How to solve a system of equations using the addition method, 2w+5y= -24; 3w-5y=14
👉Learn how to solve a system (of equations) by elimination. A system of equations is a set of equations which are collectively satisfied by one solution of the variables. The elimination method of solving a system of equations involves...
Curated Video
Using Circle Theorems: Focus on the Chord Bisector
This video is a lecture presentation on using circle theorems, with a focus on the chord bisector O. The presenter explains how a circle can be split into two segments by a chord, and how the perpendicular from the center to the chord...
Brian McLogan
Solving an equation by quadratic formula
👉 Learn how to solve quadratic equations using the quadratic formula. A quadratic equation is an equation whose highest power on its variable(s) is 2. The quadratic formula is a formula which can be used to find the roots of (solve) a...
Curated Video
How to Calculate Standard Deviation
This video explains how to calculate standard deviation, defines variance and standard deviation, and provides two formulas for finding standard deviation. The video also includes an example calculation of standard deviation using both...
Catalyst University
Fick's First Law (2): Flux and Concentration Gradient With Example #1
Fick's First Law (2): Flux and Concentration Gradient With Example #1
Brian McLogan
Solving a natural logarithmic equation using quadratic formula
👉 Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Brian McLogan
Simplifying a logarithmic expression by condensing multiple terms
👉 Learn how to condense logarithmic expressions. A logarithmic expression is an expression having logarithms in it. To condense logarithmic expressions means to use the logarithm laws to reduce logarithm expressions from the expanded...
FuseSchool
Factorising Quadratics: Non-Monic
In this video we’re going to discover how to factorise quadratics that don’t have 1 as the coefficient of the x-squared term. These are called non-monic quadratics. We can do it by trial and error and just spotting the factors, but this...
Brian McLogan
Solving a logarithmic equation using the quadratic formula
👉 Learn about solving logarithmic equations. Logarithmic equations are equations involving logarithms. To solve a logarithmic equation, we first use our knowledge of logarithm laws/properties to express the terms in both sides of the...
Brian McLogan
In General form find the foci, vertices and center of an ellipse
Learn how to graph vertical ellipse which equation is in general form. A vertical ellipse is an ellipse which major axis is vertical. When the equation of an ellipse is written in the general form, we first rewrite it in standard form...
Brian McLogan
How to graph a horizontal parabola by completing the square first (mistake)
Learn how to graph a horizontal parabola. A parabola is the shape of the graph of a quadratic equation. A parabola is said to be horizontal if it opens to the left or opens to the right. A horizontal parabola results from a quadratic...
Brian McLogan
Learn how to identify if a function is a polynomial and identify the degree and LC
👉 Learn how to determine whether a given equation is a polynomial or not. A polynomial function or equation is the sum of one or more terms where each term is either a number, or a number times the independent variable raised to a...
Brian McLogan
Applying the difference of two squares to solve a quadratic
👉Learn how to solve quadratic equations by factoring the difference of two squares. We can identify the difference of two squares but looking for binomials that have square terms. Difference of two square quadratic equations is of the...
Brian McLogan
Solve a system of linear equations using substitution
👉Learn how to solve a system of equations by substitution. To solve a system of equations means to obtain a common values of the variables that makes the each of the equation in the system true. To solve a system of equations by...
Brian McLogan
Writing an equation using point slope form given a point and slope
👉 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...
Catalyst University
Calculating Thermochemical Radii from Born-Lande Equation
Calculating Thermochemical Radii from Born-Lande Equation
Catalyst University
Series | The Integral Test: Theory and 1 Full Example
Series | The Integral Test: Theory and 1 Full Example