Saturday

April 18, 2015

April 18, 2015

Posted by **Crissy** on Wednesday, June 24, 2009 at 10:39pm.

A. All real numbers except -5 and 5

B. All real numbers except -5,0 and 5

C. All real numbers except 0

D. All real numbers except 0 and 5

- Math -
**Reiny**, Wednesday, June 24, 2009 at 10:54pmthe only thing you have to worry about in your function is division by zero

When does that happen?

When x^2 - 25 = 0

or when x^2 = 25

or when x = ± 5

so your domain is any real number, except x = ±5

which would be a)

- Math -
**Crissy**, Wednesday, June 24, 2009 at 10:57pmThank you for the explanation! My teacher really never explained it like you did. Do you teach math?

**Answer this Question**

**Related Questions**

Algebra - 57. Find the domain of: y= 5 _____ 2x+24 a. all real numbers except 12...

Algebra-Please help - Where do I look for the domain in this- The domain of y =...

Algebra 1-- Please, check my answers! - 1. What is ((-12x^6 + x)) / ((-4x^2))? ...

Algebra :P... again - Hi! Sorry.. but 1 more question? Direction: Find the ...

Pre-Calculus - A rectangle is bounded by the x-axis and the semicircle y = &#...

Algebra help please - Let f(x) = 3x - 6 and g(x) = x - 2. Find f/g and its ...

Discrete Math - Determine the domain and range of: y = 5 – [1/ (1 + x)] So, ...

Algebra - What is the domain of y = 2/(x) + 2 x>0 x<0 x>=0 All real ...

Algebra II - What is the domain of y = 2/(x) + 2 x>0 x<0 x>=0 All real ...

Algebra 2 Could use help asap - I really am trying to work these problems out ...