Question

classifique em completas ou incompletas e determine os coeficientes A,B e C
3x^2-8×+11=0
x^2-7x=6x-8
(x+3).(x+2)=5x
2x. (x+8)=8x-15

Answer 1

a) completa
A=3,B= -8, C=11

b) completa
x^2-7x-6x+8
x^2-13x+8
A=1,B= -13,C= 8

c)x^2+5x+6=5x
x^2+5x-5x+6
x^2+0+6
incompleta
A=1,B=0, C=6

d) 2x^2+16x=8x+15
2x^2+16x-8x-15
2x^2+8x-15
completa
A=2,B=8, C=-15