Friday

August 22, 2014

August 22, 2014

Posted by **christina** on Thursday, May 24, 2012 at 9:59pm.

a. f(x)= sqrt x + 5 – 4

b. f(x) = 1/2x^2 – 32

c. f(x) = 4/x^2 + 1

- math -
**Steve**, Friday, May 25, 2012 at 12:23ama. if that's sqrt(x+5), then domain is x >= -5

b. denominator cannot be zero, so all reals except -4,4

c. all reals

**Related Questions**

algebra - 1 (a) A function passes through the points (0, -5), (1, 0), (2, 7). ...

Calculus - Find the sum and difference functions f + g and f – g for the ...

calcius - Determine whether the relation represents a function. If it is a ...

alg 1 - Quadratic graphs and their properties: Identify the domain and range of ...

math - Consider the function f(x)= 3 ------. x^2-25 a) Determine any ...

algebra - Find the domain and range of the relation and determine whether it is ...

math - questions involving domain and range... 1. Find the domain of the ...

math (2nd Try) - You have 6 cups of sugar. It takes 1 cup of sugar to make 24 ...

Math - You have 6 cups of sugar. It takes 1 cup of sugar to make 24 cookies. The...

precalculus check immediately - suppoe f is a function with domain [1,3]and ...