Simplify : `(3^(-3)xx6^2xxsqrt98)/(5^2 xx (1/25)^(1/3) xx (15)^(-4/3)xx 3^(1/3))`

Simplify : (3^(-3)xx6^(2)xx sqrt(98))/(5^(2)xx((1)/(25))^((1)/(3))xx(15)^(-(4)/(3))xx3^((1)/(3)))

Prove that: (3^(-3)\ xx\ 6^2xx\ sqrt(98))/(5^2\ xx\ root(3)(1/(25))\ xx\ (15)^(-4/3)\ xx\ 3^(1/3))=28sqrt(2)

1 (4)/(5) xx 2 (2)/(3) xx 3 (1)/(3) xx (1)/(4) =

Simplify: (1/3)^(-3) xx (3)^(-1) xx (1/9)

Simplify: (-3)^2xx(-1)^3xx(-6)^3xx(-2)

Simplify (3^(-4)xx6^(-3)xx25)/(10^(-2)xx16xx3^(-6))

Simplify: 2^3 xx (-3)^2 xx (-1)

Simplify : ((-2)^3 xx (-2)^7)/(3 xx (4)^6)

Simplify : ((-3)/2xx4/5)+(9/5xx(-10)/3)-(1/2xx3/4)