Brian McLogan
Learn how to evaluate a limit with a function as a complex fraction
Learn how to evaluate a limit with a function as a complex fraction
Brian McLogan
How to use usub to find the integral with a square root in the denominator
π Learn how to evaluate the integral of a function. The integral, also called antiderivative, of a function, is the reverse process of differentiation. Integral of a function can be evaluated as an indefinite integral or as a definite...
Curated Video
Partitioning the Whole: Solving Division Problems with Fractions
In this video lesson, students learn how to solve division problems by partitioning the whole. The instructor explains the concept using fraction bars and fractional amounts. Through examples and explanations, students understand how to...
Brian McLogan
Domain of a simple rational function in interval and set notation
π Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Why U
Pre-Algebra 26 - Simplifying Mixed Exponential Expressions
Exponential expressions with multiplied and divided terms can be simplified using the rules of adding and subtracting exponents.
FuseSchool
Laws Of Indices Part 2: Negatives & Fractions
Laws Of Indices Part 2: Negatives & Fractions | Algebra | Maths | FuseSchool In this video we are going to look at what happens with negative indices and fractional indices. You should already know the other 4 βLaws of Indicesβ For...
Brian McLogan
How to write the domain in interval notation with a factored denominator
π Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Brian McLogan
Evaluating the difference of two angles for the tangent function
π Learn how to evaluate the secant of the sum or difference of two angles using the sum/difference formulas. To do this, we first use the Pythagoras theorem to obtain all the sides of the right triangle in the unit circle. Recall that...
Brian McLogan
Examples of removable and non removable discontinuities to find limits
π Learn how to classify the discontinuity of a function. A function is said to be discontinuos if there is a gap in the graph of the function. Some discontinuities are removable while others are non-removable. There is also jump...
Curated Video
Creating Equivalent Fractions through Multiplication and Area Models
In this video, the teacher explains how to make fractions equivalent when their denominators are different. The students learn to create equivalent fractions by multiplying both the numerator and denominator of a fraction by the same...
Brian McLogan
How to write the domain of a rational function
π Learn how to find the domain of rational functions. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero. Thus, to find the domain...
Brian McLogan
Sketch the triangle and find the six trigonometric functions
π Learn how to evaluate the six trigonometric functions given the value of one of the trigonometric functions. When given the value of one of the trigonometric functions of an angle, we can evaluate the values of the other trigonometric...
Brian McLogan
Find the derivative of quotient rule using charts
π Learn how to find derivative using a given table of values. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative of a...
Brian McLogan
Learn how to add two fractions with unlike denominators
π Learn how to add and subtract fractions whose denominators are not the same. Recall that when we want to add or subtract fractions having the same denominator, we add the numerators and retain the (common) denominator. This is...
Brian McLogan
How to determine the height of a figure using a 45 45 90 triangle ex
π Learn about the special right triangles. A special right triangle is a right triangle having angles of 30, 60, 90, or 45, 45, 90. Knowledge of the ratio of the length of sides of a special right triangle enables us to solve for any...
Brian McLogan
Simplifying an expression with fractional powers to take the derivative
π Learn how to find the derivative of a function using the power rule. The derivative of a function, y = f(x), is the measure of the rate of change of the function, y, with respect to the variable x. The process of finding the derivative...
Brian McLogan
How to write the domain of a rational function with a radical in denominator
π Learn how to find the domain of rational functions with a radical denominator. Recall that the domain of a function is the set of possible input values (x-values) of the function. For a rational function, the denominator cannot be zero...
Brian McLogan
How to find the probability between two mutually exclusive events
π Learn how to find the probability of mutually exclusive events. Two events are said to be mutually exclusive when the two events cannot occur at the same time. For instance, when you throw a coin the event that a head appears and the...
Brian McLogan
Learn how to graph a quadratic in standard form using a table and axis of symmetry
π Learn how to graph quadratics in standard form. A quadratic equation is an equation whose highest exponent in the variable(s) is 2. To graph a quadratic equation, we make use of a table of values and the fact that the graph of a...
Brian McLogan
How to multiply two mixed numbers
π Learn how to multiply mixed numbers. To multiply mixed numbers, we first convert the mixed numbers to improper fractions and then multiply the resulting mixed numbers by multiplying the numerator by the numerator and the denominator by...
Brian McLogan
Finding the quotient of two mixed numbers
π Learn how to divide mixed numbers. To divide mixed numbers, we first convert the mixed numbers to improper fractions. After we have converted the mixed numbers to improper fractions, we can then multiply the first fraction by the...
KnowMo
Math Basics: Expressing Quantities as Fractions and Percentages
The video explains how to express quantities as fractions or percentages of each other. The instructor uses examples to demonstrate the process of simplifying fractions, calculating fractions of amounts, converting fractions to...
Brian McLogan
Dividing a whole number by a fraction
π Learn how to divide fractions. To divide two fractions, we multiply the first fraction by the reciprocal of the second fraction. (The reciprocal of a fraction is swapping the positions of the numerator and the denominator). It is...