If 2+√2 and 2-√2 are the roots of the quadratic equation -3x²+11x +c=0, find the value of c. The ans is -6,may you show me the steps?

In a newspaper, it was reported that yearly robberies in springfield were up 25% to 265 in 2013 from 2012. how many robberies were there in springfield in 2012?

Suppose m: angle a =77 degrees what is the measure of a complement of a complement of angle a, what is a conclusion you can draw about a complement of a complement of an angle

Solve for the equation. 4x - 13 = 2x + 9