Answer:
1/16
Step-by-step explanation:
Here: 64x^2+12x = 1
Then, 64x^2 +12x -1=0
The delta = 12^2 - 4*64*(-1)= 400 = 20^2
These two solutions are:
(-12+20)/(2*64)= 8/(2*8*8)= 1/16
(-12-20)/(2*64) but this is negatif.
1/16 is the positif solution.
Hope that useful for you.