Posted by **Jason** on Thursday, December 11, 2008 at 11:27pm.

1)Write a quadratic equation with integer coefficients that has -4+7i(Radical 3) and -4-7i(Radical 3) as its roots.

2) Solve your answer to part 1 using the quadratic formula verifying your answer

- Math -
**drwls**, Thursday, December 11, 2008 at 11:52pm
1) [x - (root1)][x - (root2)] = 0

Substitute in the two roots and multiply it out.

2) You should be able to do your own verification using the quadratic formula,

x = [-b +/- sqrt(b^2/4ac)]/(2a)

a,b and c are the coefficients in your quadratic equation from part 1.

## Answer this Question

## Related Questions

- Trig - Write a quadratic equation whose roots are 5 + i radical 2 and 5 – i ...
- math,correction - Problem 10 use the quadratic formula to solve each of the ...
- algebra - Solve using the quadratic formula and leave the answer in radical form...
- Algebra - Quadratic Formula Using +/- for plus or minus Using \/ radical sign...
- math,correction - Simplify by combining like terms. Problem #32 radical (63) - 2...
- Math Help - Consider the quadratic equation (a) Solve the equation using the ...
- math,correction - Problem 22 Solve each quadratic equation by completeling the ...
- math,algebra,correction - Science and medicine. Find the time required for an ...
- algebra - 1)Solve by factoring:5x^2=4-19x answer=-4,1/5 2)Which quadratic ...
- trig - How do you write the quadratic equation with integer coefficients that ...

More Related Questions