Question

me ayudais con esto porfa ​

Answer 1

Explicación paso a paso:

{[(2×3/9×1/3)-²]/(9/4)²(2/5)-¹}-¹

{[(2/9)-²]/(81/16)(5/2)}-¹

{(81/4)/(405/32)}-¹

{(81)(32)/(405)(4)}-¹

{8/5}-¹ = 5/8