Discusses the domain and range of a function, and how to find the domain and range ... So I'll set the denominator equal to zero and solve; my domain will be ...
Sal finds the domain and the range of f(x)=3x^2+6x-2. ... It comes straight out of the quadratic formula, which you get from completing the square. Lets try some x ...
How do I find the domain and range on a linear graph if the function is y=x +3000 ... range is all the numbers that come out of a function (the possible y values).
May 8, 2017 ... It's always a lot easier to work out the domain and range when reading it off the graph (but we must make sure we zoom in and out of the graph ...
Can we still find the domain and range? ... Algebra > Functions > Finding the Domain Without the Graph. Page 1 of 1 ... Set the denominator = 0 and solve!
In this lesson you will learn how to determine the domain or range of a function by considering sets, graphs, equations, and mappings.
Learn what the domain and range mean, and how to determine the domain and range ... Because, at least in the realm of real numbers, we cannot solve for the ...
To find these x values to be excluded from the domain of a rational function, equate the denominator ... Another way is to sketch the graph and identify the range.
Find the domain and range of a function from the algebraic form. Introduction .... Since the attempt to solve ends with a false statement—0 cannot be equal to 6!