Question

Resolva a equaçao incompleta no universo IR.

y + 3 =72/y+3      y≠3

Answer 1

y + 3 =72/y+3

y + 3 = 72 + 3
            y

y²  +  3y = 72 + 3y
   y² = 72
   
   y = +/- √72 ==>y = +/- √2.6²
  
   y = +/- 6√2