Question

i need help calculating this equation

1/2(4)^-1/2 (-5) - 1/2(4)^-3/2 (-5)

Answer 1

\[\frac{ 1 }{ 2 }(4)^{-1/2}(-5)-\frac{ 1 }{ 2 }(4)^{-3/2}(-5)\]

Answer 2

.56

Answer 3

i need it in fraction form.

Answer 4

-5/2(.5-.125)
-5/2(.375)
-1875/2000
-15/16