Mathispower4u
Determine Function Values for a Piecewise Defined Function (Example)
Determine the equation to use in evaluating a piecewise function. Learners watch a video on evaluating a piecewise function. They confirm the equation to use based on the domain and then use substitution to find the value of the function...
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Polynomial Function Application: Profit Function from Revenue and Cost Functions
Put polynomial functions to good use. An educational video shows scholars how to create a profit function from given revenue and cost functions. They also learn how to evaluate the function to determine the profit and how to use the...
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Find the Area of a Rectangle Using a Polynomial (Example)
Apply polynomial multiplication to area. The short video in a large series shows the process of creating a polynomial formula for the area of a rectangle. Using the two expressions for the length and width of a rectangle, pupils see how...
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Quadratic Equation Application - Evaluate and Factor (Example)
Attain new heights in understanding quadratics. An educational video explores how to evaluate quadratic equations to solve problems in context. It also looks at how to factor quadratics. The equation gives the height of debris over time...
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Evaluate a Quadratic Expression with a Negative Value (Example)
Don't feel negative about quadratic expressions. An instructional video shows viewers how to evaluate a quadratic expression when the variable has a negative value. It presents two examples for the topic and works through these examples...
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Evaluate Algebraic Expressions - Advanced (Example 3)
Advance scholars' understanding of evaluating expressions. An advanced level video shows how to determine the value of algebraic expressions for given values of variables. The expressions involve multiple exponents or multiple operations.
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Evaluate Basic Algebraic Expressions (Example 2)
Algebraic expressions have value; mathematicians just have to calculate it. An educational video describes how to evaluate algebraic expressions with a focus on linear and quadratic expressions with one or two variables. Pupils work...
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Evaluate Basic Algebraic Expressions (Example 1)
Evaluating expressions is pretty basic. Scholars watch an informative video that shows how to evaluate basic algebraic expressions. It provides examples that illustrate how to square and cube negative values as well as apply the order of...
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Evaluate Various Algebraic Expressions
Learn the value of evaluating expressions. An educational video shows viewers how to evaluate algebraic expressions for given values of a variable. The video includes a set of five worked examples for the concept.
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Evaluate a Polynomial in One Variable
One variable is sometimes enough. Viewers of an instructional video learn how to evaluate a polynomial expression in one variable. They watch as the narrator works through two such examples, one with a polynomial of degree four and the...
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Polynomial Expressions and Polynomial Functions
Evaluating functions isn't all that different from evaluating expressions. An illuminating video shows how to evaluate polynomial expressions, both by hand and by using a graphing calculator. It then moves on to evaluating polynomial...
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Evaluate an Expression with a Negative Exponent
The same rules apply. While watching the video, learners realize that the same rules apply to evaluate an expression with negative exponents as does simplifying an expression. The presentation shows a set of steps to evaluate a monomial...
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Determine a Variety of Function Values
Appreciate the value of function values. Scholars learn to determine the value of functions for given input values. The video includes examples with exponential, polynomial, absolute value, and rational functions.
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Finding Function Values
Prepare early for higher-level math. Viewers of a short video learn to evaluate functions for specified values. They also see how to substitute x + h to evaluate a difference quotient like the one used when algebraically determining...
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Evaluating Functions Using Function Notation
Evaluate your ability to evaluate functions. Watching an instructional video helps scholars review how to evaluate functions. The video includes examples involving linear functions, quadratic functions, and constant functions.
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Function Notation
What function does function notation have? Scholars learn how to evaluate functions and understand how to interpret function notation by watching an informative video. They also see how to write solutions in ordered pairs.
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Simplify and Evaluate Algebraic Expressions 2
These are equivalent, too. The resource presents two expressions to simplify that require using the distributive property and/or combining like terms. After simplifying the expressions, the video shows how to evaluate the expressions to...
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Write and Evaluate a Variable Expression for Total Cost (ax+b)
It's just the cost of the game. Using a two-part example, the presenter writes an expression to determine the amount friends spend to attend a game. The video shows the total amount they spend when given the cost of each ticket.
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Simplify and Evaluate Algebraic Expressions 1
Evaluate the equivalence of expressions. A helpful video walks through the process of simplifying two expressions. Using values for the variables, the presentation evaluates the original expression and the simplified expression to show...
PBS
Real-Life Math | Police Accident Investigator
I swear it was an accident. Future motorists watch a video where a police accident investigator explains how he determines car speed from the length of a skid mark and the coefficient of friction. Performing similar computations requires...
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Writing Variable Expressions (Examples)
Variables are the name of the game. The video instructor explains the importance of defining a variable and then models how to write an expression. He reviews three different problem scenarios and then builds expressions to model each...
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Write Algebraic Expressions (Example)
Expressing words as numbers and symbols ... that is the task at hand. Given a contextual situation, it is often necessary to rewrite the information as expressions. The video demonstration shows two examples of this concept and gives...
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Evaluate an Expression in the Form 6x^2y^2+3xy+4y+5x-8 (Example)
Know how to evaluate expressions? You will after watching an informative YouTube video. The expression under consideration is 6(z^2)(x^2)+3zx+4z+5x-8. The narrator shows how to evaluate the expression for given values of x and z.
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Evaluate an Expression in the Form -7x^2-4y^2-8xy+7 (Example)
If you hate to evaluate, here's a video that might just change your attitude. Pupils watch a concise YouTube video that shows how to evaluate the expression -7x^2-4y^2-8xy+7. It describes how using parentheses when substituting negative...