Question

a ) x² - 4x = 0 a =___ , b =___ , c =___

b ) 3x² - x = 0 a =___ , b =___ , c =___

c ) x² - x - 4 = 0 a =___ , b =___ , c =___

d ) 5x² - 2x - 1 = 0 a =___ , b =___ , c =___

e ) 3x² = 0 a =___ , b =___ , c =___

f ) -x² - 6x = 0 a =___ , b =___ , c =___

g ) 6 - 5x +² = 0 a =___ , b =___ , c =___

h ) x² - 10x + 40 = 0 a =___ , b =___ , c =___​

Answer 1

Resposta:

a) a=1 b= -4 c= 0

b) a=3 b= -1 c=0

c) a=1 b= -1 c= -4

d) a=5 b= -2 c= -1

e) a=3 b=0 c=0

f) a= -1 b= -6 c=0

g) a= -5 b=6 c=0

h) a=1 b= -10 c=40