Brian McLogan
Evaluate inverse cosecant without a calculator
👉 Learn how to evaluate the inverse of reciprocal trigonometric functions. Recall that the reciprocal trigonometric functions are given by the ratio of 1 and the corresponding trigonometric function. When an angle is unknown but the...
Brian McLogan
Evaluate the sine of inverse cosine - learn math online
👉 Learn how to evaluate an expression with the composition of a function and a function inverse. Just like every other mathematical operation, when given a composition of a trigonometric function and an inverse trigonometric function,...
Brian McLogan
How do you evaluate for tangent function on unit circle
👉 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...
Brian McLogan
Math tutorial for combining radical expressions by simplifying first
👉 Learn how to add or subtract radicals. A radical is a number or an expression under the root symbol. Radicals can only be added or subtracted if the numbers or expressions under the roots are the same for all terms. To add or subtract...
Curated Video
The Complete Practical Docker Guide - Linux File System Structure and Navigation
This video explains the Linux file system structure and navigation. This clip is from the chapter "Files and Directories Management in Linux" of the series "The Complete Practical Docker Guide".This section focuses on files and...
Brian McLogan
How to solve a radical equation by using rational powers using absolute value
👉 Learn how to deal with Rational Powers or Exponents. Exponents are shorthand for repeated multiplication of the same thing by itself. This process of using exponents is called "raising to a power", where the exponent is the "power"....
Brian McLogan
Learn how to solve an equation where both sides are raised to 1 half power
👉 Learn how to deal with Rational Powers or Exponents. Exponents are shorthand for repeated multiplication of the same thing by itself. This process of using exponents is called "raising to a power", where the exponent is the "power"....
Brian McLogan
Learn how to use power to quotient rule to simplify an expression with rational power
Learn how to evaluate numbers raised to rational powers. When given a number raised to a rational power, we take the nth root of the number where n is the number in the denominator of the rational power, then we raise the result to a...
Brian McLogan
How to Find the zeros of a function
👉 Learn how to find all the zeros of a polynomial that cannot be easily factored. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros...
Brian McLogan
Finding the zeros by completing the square when you have a fraction
👉 Learn how to solve quadratic equations by completing the square. When solving a quadratic equation by completing the square, we first take the constant term to the other side of the equation and create a perfect square trinomial with...
Brian McLogan
How does the root and power of a number relate to one another
👉 Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Find the inverse of the square root function by adding your restriction
👉 Learn how to find the inverse of a function. The inverse of a function is a function that reverses the "effect" of the original function. One important property of the inverse of a function is that when the inverse of a function is...
Brian McLogan
Master How to determine the vertices, foci and asymptotes of a hyperbola center at origin
Master How to determine the vertices, foci and asymptotes of a hyperbola center at origin
Brian McLogan
Master - How to find the zeros of a polynomial function by factoring and determine multiplicity
👉 Learn how to find all the zeros of a polynomial. A polynomial is an expression of the form ax^n + bx^(n-1) + . . . + k, where a, b, and k are constants and the exponents are positive integers. The zeros of a polynomial are the values...
Brian McLogan
Master how to find all of the zeros of a polynomial when given one irrational zero
Master how to find all of the zeros of a polynomial when given one irrational zero
Brian McLogan
Simplifying a radical expression by using prime factorization of the number
👉 Learn how to find the 3rd root of an expression. To find the 3rd root of an expression, if the exponent of the expression is a multiple of 3, then the 3rd root of the expression is the base of the expression with an exponent that is...
Brian McLogan
Simplify radicals simplify the 5th root of a rational radicand
👉 Learn how to find the 5th root of rational numbers. To find the 5th root of a rational number, we first express the rational number as the 5th root of the numerator divided by the 5th root of the denominator and simplify. Where the...
Brian McLogan
Pre-Calculus - Evaluating a Natural Logarithm when Given a Root
👉 Learn how to evaluate natural logarithms. Recall that the logarithm of a number says a to the base of another number say b is a number say n which when raised as a power of b gives a. (i.e. log [base b] (a) = n means that b^n = a)....
Brian McLogan
Why do we have to include the abs of an even root
👉 Learn how to multiply radicals. A radical is an expression or a number under the root symbol. To multiply radicals with the same root, it is usually easy to evaluate the product by multiplying the numbers or expressions inside the...
Brian McLogan
Write the equation of the cube root function given transformations
Write the equation of the cube root function given transformations
Brian McLogan
Tutorial When is the square root positive or negative
👉 Learn how to simplify radical expressions. In this playlist we will explore simplifying radical expressions by prime factorization and rules of exponents. We will explore the square root, cube root as well as the fourth root of numbers...
Brian McLogan
Learn how to divide two radical expressions without rationalizing the denominator
👉 Learn how to find the cube root of rational expressions. To find the cube root of a rational expression, we first express the rational expression as the cube root of the numerator divided by the cube root of the denominator. Next we...
Brian McLogan
Learn how to take the cube root of a variable exponent, cube root(x^7)
👉 Learn how to find the 3rd root of an expression. To find the 3rd root of an expression, if the exponent of the expression is a multiple of 3, then the 3rd root of the expression is the base of the expression with an exponent that is...
Brian McLogan
Describe the transformations of a square root function
In this video we will discuss how to simplify radical expressions as well as apply operations such as adding, subtracting, dividing, and multiplying. f(x) = root(x+1) - 5; f(x) = 7 - root(x-6)