Question

Factor completely: x2 − 4x + 9

(x − 1)(x − 9)

(x − 3)(x − 3)

(x + 3)(x − 3)

Prime

Answer 1

@e.cociuba

Answer 2

In order to factor, what two numbers when multiplied = 4 when added? If you cannot find a common number, you must use the quadratic formula: \[\frac{ -b \pm \sqrt{b^2-4ac} }{ 2a }\]
when you have: ax\(^2\)+bx+c

Answer 3

You should have: x = \(\pm\) __

Answer 4

is it prime? @abb0t

Answer 5

Yes