252-70x+49 = (5x-7)(5x-7) when factored
49 plus 10 equals 59.
49 plus 7 equals 56.
4849494949505050------394
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
102
44
x2 - 14x + 49 = (x - 7)2
49 plus 7 equals 56.
49 plus 10 equals 59.
4849494949505050------394
x2 - 14x = -49 ∴ x2 - 14x + 49 = 0 ∴ (x - 7)2 = 0 ∴ x = 7
-x2+14x=49
49 + 72 + 68 = 189
49+18= 67
49
49
49