John Rhodes, Math Teacher at Senioritis.io

John Rhodes
July 7, 2023
Calculus

Mastering the Methods: How to Find the Derivative of a Function at a Point

derivative of a function at a point The derivative of a function at a point represents the rate at which the function is changing at that specific...

John Rhodes
July 7, 2023
Calculus

Master the Art of Derivatives: Essential Techniques for Calculus Enthusiasts

derivative of a function (“slope generator”) The derivative of a function, often referred to as the “slope generator,” is a fundamental concept in calculus The derivative of...

John Rhodes
July 7, 2023
Calculus

Understanding the Pythagorean Identity: Proving sin²x + cos²x = 1 using a Right Triangle and Trigonometric Ratios

sin²x + cos²x = 1 To prove the equation sin²x + cos²x = 1, we will use one of the fundamental trigonometric identities known as the Pythagorean...

John Rhodes
July 7, 2023
Calculus

Understanding the Trigonometric Identity: Simplifying sinθ/cosθ to tanθ

sinθ/cosθ The expression sinθ/cosθ represents the ratio of the sine of an angle θ to the cosine of the same angle θ The expression sinθ/cosθ represents the...

John Rhodes
July 7, 2023
Calculus

Simplifying Trigonometric Expression: How to Simplify sec(π/2 – x) Using Trigonometric Identity

sec(π/2-x) To simplify the expression sec(π/2 – x), we can use the trigonometric identity: sec(π/2 – A) = 1/cos(A) Applying this identity to our expression, we have:...

John Rhodes
July 7, 2023
Calculus

How to Evaluate tan(π/2 – x) Using Trigonometric Identity

tan(π/2-x) To find the value of tan(π/2 – x), we can use the trigonometric identity: tan(A – B) = (tan A – tan B)/(1 + tan A...

John Rhodes
July 7, 2023
Calculus

Discover the Value of sin(π/2 – x) Using Sine Function Properties

sin(π/2-x) To find the value of sin(π/2 – x), we can use the properties of sine functions To find the value of sin(π/2 – x), we can...

John Rhodes
July 7, 2023
Calculus

Mathematics: Finding the Limit of (1 – cos(x))/x as x Approaches 0 Using Trigonometric Techniques

(1-cosx)/x (lim x -> 0) To find the limit of the expression (1 – cos(x))/x as x approaches 0, we can use a common trigonometric limit To...