Question

qual o resultado dessa conta ?
16x²+8x+1=0

Answer 1

∆= b^2-4.a.c

∆= (8)^2-4.(16).(1)

∆= 64-64

∆= 0

x= -b+-√∆
----------------
___2.a

x= -(8)+-√0
----------------
____2.(16)

x'= -8+0
--------------
____32

x'= -8/32

x'= -1/4

x"= -1/4