Curated Video
GCSE Secondary Maths Age 13-17 - Geometry & Measures: Area of irregular shapes - Explained
SchoolOnline's Secondary Maths videos are brilliant, bite-size tutorial videos delivered by examiners. Ideal for ages 13-17, they cover every key topic and sub topic covered in GCSE Maths in clear and easy to follow steps. This video...
Curated Video
Beginning Python (Video 37)
Python is the becoming the language of choice for pretty much every arena. It is a very simple yet extremely powerful programming language. It is a scripting language that is widely used for prototyping to get work up and running in a...
Let's Tute
Microsoft Excel Tutorial: Working with Cell References
This is a Microsoft Excel tutorial on cell reference. It covers relative, absolute, and mixed cell reference with examples. It is a beginner-level tutorial suitable for anyone who wants to learn the basics of Excel.
Brian McLogan
How to determine the measure of each interior angle of a regular quadralateral
👉 Learn how to determine the measure of the interior angles of a regular polygon. A polygon is a plane shape bounded by a finite chain of straight lines. A regular polygon is a polygon whose sides are congruent (equal). The interior...
Brian McLogan
Learn to find the missing angle outside of a circle with a secant and tangent line
Learn how to solve problems with secant lines. A secant line is a line that intersects a circle at exactly 2 points in contrast to a tangent line which is a line that touches a circle at exactly one point. When two secant lines...
Englishing
Differences between HAVE TO and MUST (to express strong obligation, to indicate a necessity, etc.)
How many times have you asked yourself about the difference between "HAVE TO" and "MUST" ? In this lesson, Mr. P./Marc will answer all those questions you have asked yourself about these modal verbs. He will provide the formulas to make...
KnowMo
Using Iterative Formulae to Approximate Equations
This video is a tutorial on using iterative formulae to find approximate solutions to difficult equations. The speaker explains the concept of numerical methods and the use of trial and improvement in solving equations. They then...
Curated Video
Alteryx for Beginners - Formula Tool - (Multiple Examples)
This video demonstrates how to use the Formula tool in Alteryx with the help of multiple examples. This clip is from the chapter "Preparation Tab" of the series "Alteryx for Beginners".This section focuses on the Preparation tab.
Curated Video
Alteryx for Beginners - Multi-Row Formula Tool
This video explains how to use the Multi-Row Formula tool in Alteryx. This clip is from the chapter "Preparation Tab" of the series "Alteryx for Beginners".This section focuses on the Preparation tab.
Brian McLogan
Learn to write the rule of a sequence with alternating signs
👉 Learn how to write the rule of a sequence given a sequence of numbers. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. To write the explicit formula of...
Brian McLogan
Learning how to find the 32nd term of an arithmetic sequence
👉 Learn how to find the nth term of an arithmetic sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. An arithmetic sequence is a sequence in which...
Brian McLogan
Finding the value of a term in a geometric sequence
👉 Learn how to find the nth term of a geometric sequence. A sequence is a list of numbers/values exhibiting a defined pattern. A number/value in a sequence is called a term of the sequence. A geometric sequence is a sequence in which...
Brian McLogan
How to solve a equation using difference of two angles
👉 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
Use two triangles to evaluate the tangent sum formula
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Brian McLogan
Learn how to find the exact value of an angle using sum formula for tangent
👉 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
How to apply the sum of angles with the sine of an angle not on unit circle
👉 Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Brian McLogan
Evaluate using the difference formula of two angles sine
👉 Learn all about sum and difference angle identities. In this video playlist, you will learn how to evaluate, solve, simplify and verify using sum and difference angle identities. We will evaluate using angles not found on the unit...
Brian McLogan
Evaluate the half angle for cosine from a triangle
👉 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...
Curated Video
How to Use Percentages in Microsoft Excel
Many people seem to struggle with formatting percentages in Microsoft Excel, with 100% seemingly equivalent to 1000% or more! In this tutorial I'll explain what's really going on, how to use the percentage tool correctly, demonstrate why...
Brian McLogan
Distance and rate problem
👉 Learn how to solve equations from word problems. A word problem is a real word simulation of a mathematics principle. We can solve equation(s) from a word problems by first understanding what the problem is asking. We then assign...
Brian McLogan
Master Solving a quadratic equation using the quadratic formula
Master Solving a quadratic equation using the quadratic formula
Brian McLogan
Master writing a direct variation equation given y and x varying directly
Master writing a direct variation equation given y and x varying directly
Brian McLogan
Finding the sum of a series arithmetic
👉 Learn how to find the partial sum of an arithmetic series. A series is the sum of the terms of a sequence. An arithmetic series is the sum of the terms of an arithmetic sequence. The formula for the sum of n terms of an arithmetic...
Brian McLogan
Finding the height of a rhombus using pythagorean theorem
Learn about the Pythagorean theorem. The Pythagoras theorem is a fundamental relation among the three sides of a right triangle. It is used to determine the missing length of a right triangle. The Pythagoras theorem states that the...