Question

Which expression is equivalent to (x^1/2 y^-1/4 z)^-2 ?

Answer 1

y^(1/2) / (xz^2 hope this helps :)

Answer 2

`{( {x}^{ (1)/(2) }. {y}^{ - (1)/(4) } .z) }^( - 2) \\ = (x. {y}^{ - (1)/(2) } . {z}^( - 2) )`