Instructional Video10:27
Virtually Passed

Centroid of area

Higher Ed
The Centroid of an area is the same as the center of mass for objects which have constant thickness and constant density. A general approach to solving centroid problems is to:

1) define an
axis
2) Find equations o
f...
Instructional Video18:36
Curated Video

Describe computer programming : Arithmetic & Operators

Higher Ed
From the section: Common Coding Concepts.This section will cover common coding concepts such as Scratch setup, bugs, pseudocode, decomposition, commenting and many more.<b<br/>r/>

Common Coding Concepts: Arithmetic & Operators
Instructional Video6:36
Curated Video

Complete Modern C++ - Expression Evaluation Order

Higher Ed
In this video, learn and understand the issues with unspecified expression evaluation order and how C++17 fixes it.
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This clip is from the chapter "C++17 Core Language Features" of the series "Complete Modern C++".This...
Instructional Video1:23
Brian McLogan

Evaluating an expression with one variable ex 8, (-x^2 +1)/3; x = 3

12th - Higher Ed
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Instructional Video2:00
Brian McLogan

Evaluating an expression with one variable ex 4, x - 3 - 7x; x = 10

12th - Higher Ed
👉 Learn how to evaluate mathematics expressions. A mathematics expression is a finite combination of numbers and symbols formed following a set of operations or rules. To evaluate a mathematics expression means to obtain the solution to...
Instructional Video1:31
Brian McLogan

What do I do when there is a negative sign outside the parentheses

12th - Higher Ed
👉 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 Video1:18
Brian McLogan

Math tutorial for converting an angle from radians to degrees

12th - Higher Ed
👉 Learn how to convert angles from radians to degrees. Recall that pi radians is equivalent to 180 degrees. Thus, when given an angle in radians, to convert the angle to degrees we multiply the given angle radians by the ratio 180/pi.
Instructional Video4:01
Brian McLogan

Learn how to write and angle from DMS form to decimal form

12th - Higher Ed
👉 Learn how to convert angles from DMS forms to decimal forms. DMS means Degree, Minutes, and Seconds. Minutes is represented by a single apostrophe (') while seconds is represented with double apostrophe ("). 60 seconds = 1 minute and...
Instructional Video3:31
Brian McLogan

Evaluate using trigonometric identities

12th - Higher Ed
👉 Learn how to evaluate trigonometric functions using trigonometric identities. Trigonometric identities are equalities that involve trigonometric functions. We will focus on the cofunction identities and even-odd identities. The...
Instructional Video2:25
Brian McLogan

Evaluate the cosine of an angle using period as an aide

12th - Higher Ed
👉 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 Video7:47
Brian McLogan

Solve a trigonometric equation with the sum and difference formulas for sine

12th - Higher Ed
👉 Learn how to solve equations using the angles sum and difference identities. Using the angles sum and difference identities, we are able to expand the trigonometric expressions, thereby obtaining the values of the non-variable terms....
Instructional Video10:45
Brian McLogan

Pre-Calculus - Using the Double Angle of Tangent to Solve an Equation

12th - Higher Ed
👉 Learn how to use the double angle identities to solve trigonometric equations. When we have equations with a double angle we will apply the identities to create an equation that can help solve by inverse operations or factoring. We...
Instructional Video6:37
Brian McLogan

Evaluate tangent for the difference of two angles and simplify, tan

12th - Higher Ed
👉 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 Video3:45
Brian McLogan

Why do we need the sum and difference formulas

12th - Higher Ed
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video4:03
Brian McLogan

Using sum and difference formulas to verify a trigonometric identity

12th - Higher Ed
👉 Learn how to verify the sum and difference of two angles trigonometric identities using the sum/difference formulas. To verify an identity means to ascertain that the left-hand side is equal to the right-hand side of the equality sign....
Instructional Video6:10
Brian McLogan

Learn how to evaluate using the half angle formula of sine

12th - Higher Ed
👉 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...
Instructional Video4:11
Brian McLogan

Learn how to evaluate the tangent of an angle usine sum and formula or two angles

12th - Higher Ed
👉 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 Video3:58
Brian McLogan

Learn how to evaluate for the tangent of an angle using half angles

12th - Higher Ed
👉 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...
Instructional Video4:33
Brian McLogan

How to evaluate the tangent of a double angle from a triangle

12th - Higher Ed
👉 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...
Instructional Video4:45
Brian McLogan

Evaluating for the sine of an angle using the difference formula

12th - Higher Ed
👉 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...
Instructional Video1:50
Brian McLogan

What are the sum and difference formulas for cosine

12th - Higher Ed
👉 Learn all about the different trigonometric identities and how they can be used to evaluate, verify, simplify and solve trigonometric equations. The identities discussed in this playlist will involve the quotient, reciprocal,...
Instructional Video1:59
Brian McLogan

Half angle of tangent given an angle in radians

12th - Higher Ed
👉 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...
Instructional Video1:25
Brian McLogan

Given a triangle evaluate the double angle

12th - Higher Ed
👉 Learn how to evaluate the double angle of sine. The value of the sine of double a given angle can be obtained given the value of the sine of the angle. The value of the sine of double a given angle is obtained using the formula sin(2u)...
Instructional Video5:01
Brian McLogan

Solving a trigonometric equation with secant

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...