Tuesday

October 21, 2014

October 21, 2014

Posted by **Josh** on Monday, December 24, 2012 at 9:43pm.

x^3+9x^2-108 less than or equal to 0

please show all work

- calculus -
**Mac**, Monday, December 24, 2012 at 10:05pmGet you started you have to start by guessing

X=3 works

Then do long division

Answer will be x^2+12x+36

Factor

(X+6)(x+6)

3and -6 are your critical values

Now you have to test the different regions

- calculus -
**Josh**, Monday, December 24, 2012 at 10:10pmhow do I test the different regions??

- calculus -
**Mac**, Monday, December 24, 2012 at 10:33pmJust pick a number in the region

Plug back into the function

Neg ans means less than 0

Pos ans means greater than 0

**Answer this Question**

**Related Questions**

calculus - solve the following inequality. write your solution in interval ...

college algebra - Solve the following inequality. x^3+9x^2-108 less or equal to ...

Solve Inequality - Solve the inequality. Express your solution using interval ...

calculus--please help!! - Solve the inequality. x^3+9x^2-108 less than or equal ...

algebra - Solve the following inequality and write your answer using interval ...

algebra URGENT HELP - analyze the graph of the following function solve R(x)=x(x...

algebra - Solve the following inequality and write answer using interval ...

Math- Problem3 - Solve the following inequality and write your answer using ...

calculus - solve the following inequality 15x-16 less than or equal to 15/x is ...

math - 2. Simplify. Please be sure to show all of your work. -3(-9) – |-5 – 3 3...