Instructional Video2:16
Brian McLogan

Learn how to simplify the cube root of a variable expression

12th - Higher Ed
👉 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...
Instructional Video3:06
Brian McLogan

Rationalizing a denominator help me pass my math class

12th - Higher Ed
👉 Lean how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Instructional Video4:03
Brian McLogan

Rationalize the denominator to simplify a radical expression

12th - Higher Ed
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Instructional Video1:01
Brian McLogan

Use cofunction identities and trig identities to find the indicated trig functions

12th - Higher Ed
👉 Learn how to simplify basic trigonometric identities. To simplify basic trigonometric identities, it is usually more useful to convert all trigonometric functions to sine and cosine functions and then simplify. We will also explore the...
Instructional Video3:19
Brian McLogan

Rationalize the denominator to simplify a trig expression

12th - Higher Ed
👉 Learn how to simplify trigonometric expressions by factoring, expansion, and re-grouping. To simplify a trigonometric identity means to reduce the identity to the simplest form it can take which may be a number or a simple...
Instructional Video7:38
Brian McLogan

How to solve a radical equation by using rational powers using absolute value

12th - Higher Ed
👉 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"....
Instructional Video2:11
Brian McLogan

Learn how to solve an equation where both sides are raised to 1 half power

12th - Higher Ed
👉 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"....
Instructional Video1:31
Brian McLogan

Learn how to use power to quotient rule to simplify an expression with rational power

12th - Higher Ed
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...
Instructional Video2:57
Brian McLogan

How to simplify a exponent with a negative rational power

12th - Higher Ed
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...
Instructional Video1:02
Brian McLogan

Dividing a radical expression when the denominator is a binomial

12th - Higher Ed
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Instructional Video3:34
Brian McLogan

Simplifying an expression with rational powers using power to quotient and product rule

12th - Higher Ed
👉 Learn how to simplify rational powers using the power and the quotient rules. There are some laws of exponents which might come handy when simplifying expressions with exponents. Some of the laws include the quotient law which states...
Instructional Video1:20
Brian McLogan

Simplifying a radical expression by rationalizing the denominator

12th - Higher Ed
👉 Lean how to divide rational expressions with a radical in the denominator. To divide rational expressions with a radical in the denominator, we rationalize the denominator by multiplying both the numerator and denominator by the...
Instructional Video3:02
Brian McLogan

Rationalizing the denominator with a radical in the numerator and denominator

12th - Higher Ed
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Instructional Video2:34
Brian McLogan

Subtracting the cube root of two numbers and simplifying

12th - Higher Ed
👉 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...
Instructional Video2:36
Brian McLogan

Simplifying fraction being raised to a rational power, fraction raised to a fraction

12th - Higher Ed
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...
Instructional Video2:12
Brian McLogan

Simplifying a radical expression by multiplying by conjugate

12th - Higher Ed
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Instructional Video2:38
Brian McLogan

Learn how to rationalize the denominator with a binomial in denominator

12th - Higher Ed
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Instructional Video5:42
Brian McLogan

Solving a radical equation using rational powers with two solutions

12th - Higher Ed
👉 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"....
Instructional Video5:13
Brian McLogan

Learn how to rationalize the denominator of the fourth root of an expression ex 10

12th - Higher Ed
👉 Learn how to find the 4th root of rational expressions. To find the 4th root of a rational expression, we first express the rational expression as the 4th root of the numerator divided by the 4th root of the denominator. Next we...
Instructional Video2:53
Brian McLogan

Rationalizing the denominator with two radical binomials

12th - Higher Ed
👉 Learn how to divide rational expressions having square root binomials. To divide a rational expression having a binomial denominator with a square root radical in one of the terms of the denominator, we multiply both the numerator and...
Instructional Video2:21
Brian McLogan

Evaluate for theta between 0 and 2pi

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

How to simplify the fourth root of a variable to the 5th power

12th - Higher Ed
👉 Learn how to find the 4th root of an expression. To find the 4th root of an expression, if the exponent of the expression is a multiple of 4, then the 4th root of the expression is the base of the expression with an exponent that is...
Instructional Video2:10
Brian McLogan

Rationalize the denominator with an expression with a radical of third root

12th - Higher Ed
👉 Learn how to divide a number by the cube root of a non-perfect cube. To divide a number by the cube root of a non-perfect cube, we rationalize the rational number by multiplying both the numerator and the denominator by the cube root...
Instructional Video2:19
Brian McLogan

Rationalize the denominator of fourth root of a rational monomial

12th - Higher Ed
👉 Learn how to find the 4th root of rational expressions. To find the 4th root of a rational expression, we first express the rational expression as the 4th root of the numerator divided by the 4th root of the denominator. Next we...