Daily Archives: June 20, 2019

494 posts

Hyperbolic function inspiration | Hyperbolic functions | Precalculus | Khan Academy

Hyperbolic function inspiration | Hyperbolic functions | Precalculus | Khan Academy

Exploring a motivation for even defining hyperbolic sine and cosine Missed the previous lesson? https://www.khanacademy.org/math/precalculus/seq_induction/deductive-and-inductive-reasoning/v/u03-l1-t1-we2-inductive-patterns?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Precalculus on Khan Academy: You may think that precalculus is simply the course you take before calculus. You would be right, of course, but that definition doesn’t mean anything unless you have some knowledge of what calculus is. Let’s keep…

Domain of a Square Root Function & Rational Functions –  Precalculus

Domain of a Square Root Function & Rational Functions – Precalculus

This precalculus video tutorial explains how to find the domain of a square root function. It also contains examples and practice problems showing you how to write the domain of a rational function using interval notation. This video is useful for students taking algebra 2 or college algebra. Algebra Online Course: https://www.udemy.com/algebracourse7245/learn/v4/content Precalculus Video Playlist:…

Finding the determinant of a 2×2 matrix | Matrices | Precalculus | Khan Academy

Finding the determinant of a 2×2 matrix | Matrices | Precalculus | Khan Academy

Hint for finding the determinant of a 2×2 matrix Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/precalculus/precalc-matrices/inverting_matrices/e/matrix_determinant?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Watch the next lesson: https://www.khanacademy.org/math/precalculus/precalc-matrices/inverting_matrices/v/inverse-of-a-2×2-matrix?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Missed the previous lesson? https://www.khanacademy.org/math/precalculus/precalc-matrices/transformation-matrix/v/matrix-transformation-quadrilateral?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Precalculus on Khan Academy: You may think that precalculus is simply the course you take before calculus. You would be right, of course, but that definition doesn’t…

Transformation matrix for position vector | Matrices | Precalculus | Khan Academy

Transformation matrix for position vector | Matrices | Precalculus | Khan Academy

Practice this lesson yourself on KhanAcademy.org right now: https://www.khanacademy.org/math/precalculus/precalc-matrices/transformation-matrix/e/transformation-matrices-1?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Watch the next lesson: https://www.khanacademy.org/math/precalculus/precalc-matrices/transformation-matrix/v/matrix-transformation-triangle?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Missed the previous lesson? https://www.khanacademy.org/math/precalculus/precalc-matrices/zero-identity-matrix-tutorial/v/identity-zero-matrix-equation?utm_source=YT&utm_medium=Desc&utm_campaign=Precalculus Precalculus on Khan Academy: You may think that precalculus is simply the course you take before calculus. You would be right, of course, but that definition doesn’t mean anything unless you have some knowledge of what…

Pythagorean Identities – Examples & Practice Problems, Trigonometry

Pythagorean Identities – Examples & Practice Problems, Trigonometry

This trigonometry video tutorial provides a basic introduction into the pythagorean identities of trigonometric functions. it provides plenty of examples and practice problems of evaluating cosine given the value of sine. New Trigonometry Playlist: https://www.youtube.com/watch?v=oxhXz9_uyiM&index=1&list=PL0o_zxa4K1BVCB8iCVCGOES9pEF6byTMT Access to Premium Videos: https://www.patreon.com/MathScienceTutor https://www.facebook.com/MathScienceTutoring/

Trigonometry – Verifying Trigonometric Identities

Trigonometry – Verifying Trigonometric Identities

President Barack ObaMATH, in his final days in the West Wing, offers us his hidden talent: verifying trig identities. Using Pythagorean Identities as political strength, he filibusters through several verifications using several strategies offered in the video, including factoring, common denominators, and turning everything into sin and cos. YAY MATH! Videos copyright © Yay Math…

Paul has 200yards of fencing to enclose a rectangular area. Find the dimensions of the rectangle tha

Paul has 200yards of fencing to enclose a rectangular area. Find the dimensions of the rectangle tha

Leave a tip for good service: https://paypal.me/jjthetutor Paul has 200yards of fencing to enclose a rectangular area. Find the dimensions of the rectangle that maximize the enclosed area. What is the maximum area? Student Solution Manuals: https://amzn.to/2WZrFnD More help via http://jjthetutor.com Download my eBooks via http://payhip.com/jjthetutor, paperback via http://amazon.com/author/jjthetutor.

Absolute value equations | Linear equations | Algebra I | Khan Academy

Absolute value equations | Linear equations | Algebra I | Khan Academy

Absolute Value Equations Watch the next lesson: https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/absolute-value-equations/v/absolute-value-equations-example-1?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Missed the previous lesson? https://www.khanacademy.org/math/algebra/solving-linear-equations-and-inequalities/age_word_problems_tut/v/ex-3-age-word-problem?utm_source=YT&utm_medium=Desc&utm_campaign=AlgebraI Algebra I on Khan Academy: Algebra is the language through which we describe patterns. Think of it as a shorthand, of sorts. As opposed to having to do something over and over again, algebra gives you a simple way to express that…