Wednesday

September 17, 2014

September 17, 2014

Posted by **Angellove** on Sunday, November 2, 2008 at 1:40pm.

What's the domain and range of each?

a. f(x)= 1/x=3

b. g(x)= [square root of] (x+6)

c. h(x)= x^3+2x+5

Thanks for help!:)

- Math (pre-calculus) -
**drwls**, Sunday, November 2, 2008 at 2:19pma) Don't you mean 1/(x-3) ?

b. The domain is all numbers greater than or equal to -6, since you cannot take a suare root of a negative numbers.

The range is 0 and all positive numbers.

c. x and h(x) can be any real number, positive or negative

- Math (pre-calculus) -
**Angellove**, Sunday, November 2, 2008 at 9:47pmThanks!:)

- Math (pre-calculus) -
- Math (pre-calculus) -
**meangirl**, Monday, August 6, 2012 at 10:40pmf(x) = x2-4

**Answer this Question**

**Related Questions**

Help! Math (pre-calculus) - Oy! I don't understand this! How do you calculate ...

Algebra (Last Question) - I have - to graph each relation - decide if it is a ...

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

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...

Algebra - 23. The ___ axis represents the independent variable. X? 21. Name the ...

Pre-Calculus - State the domain and range of the relation y = 2x + 3 My answer: ...

MAth - how do i find the domain and range of equations? example: f(x)=ab.solute ...

pre-calculus - I posted a problem earlier and made a mistake the question is ...

Calculus - I'm doing graphs/domain/range of basic functions. I have three ...