Posted by **help shaikha 3** on Tuesday, August 28, 2012 at 2:04pm.

The equation that has the roots 1, 2, 3 is:

(a) x3 + 6x2 – 11x + 6

(b) x3 – 6x2 + 11x – 6 *

(c) x3 + 6x2 + 11x + 6

(d) x3 – 6x2 – 11x – 6

how ?

- math -
**Steve**, Tuesday, August 28, 2012 at 3:02pm
if the roots are 1,2,3, then

(x-1)(x-2)(x-3) = 0

expand to get (b)

By the way, none of the answers as written are equations. the correct answer would be

x^3 - 6x^2 + 11x - 6 = 0

## Answer this Question

## Related Questions

- Math - find the roots of x3+6x2+11x+6=0 what is the formula and answer how to ...
- math - I solved this problem 12x-6=11x -6+6=0 11x+6 12x=11x+6 12x-11x=x 11x-11x=...
- ap algebra - Please help me with this problem. I dont know what to do. Use the ...
- Math: Please check my answers - 1. What is the degree of the monomial 3x2y3? 2 3...
- algebra - find a third degree polynomial equation with coefficients that has ...
- Math - Can anyone help work these problumns out step by step? 11x-37=x+23 10p-26...
- math - what is the equation of a line that passes through (1,-4) and (2,7)? a. y...
- Algebra 1b! - 1. Find the excluded value of x for the polynomomial expression ...
- Algebra - Add the following (-8^2-2x+4)+(x^2-9x+7) A)9x^2-7x+11 B)-8x^2+11x+11 C...
- math a2 - the expression 4x3-6x2 represents the area of a triangle. write the ...

More Related Questions