Four squared plus 188,898 minus 17,798 plus 188,898 = 360,014
3x squared minus 25x minus 28
2x squared minus 4
No, unless "a" happens to be equal to 0, or to 1.
x = ? 42 = x squared minus x
-22 - -22
hello
(9y+2z)(y-3z)
2x squared minus 5x minus 3 factored is (2x+1)(x-3).
sin squared
There are no rational factors.
-144
By factoring I get x-3 divided by x+3