Question

Método Resolvente de:

X² + 12X + 36 =

X² + 10X + 25=

X² - 8X + 15=

X² +3X - 18=

X² - 14X + 19 =

Answer 1

X^2+12x+36=(x+6)^2

x^2+10x+25=(x+5)^2

x^2-8x+15=(x-3)(x-5)

x^2+3x-18=(x+6)(x-3)

x^2-14x+19=x^2-14x+49-49+19
(x-7)^2-30