Evaluate `(4/5)^(-3)xx(4/5)^2xx(4/5)^3`

Evaluate 3/5 xx 2/3xx(-4)/5

Evaluate [3/4xx((2/4)xx(4/5)+3/4-4/5)xx4/3]

Evaluate: (5^(4)xx7^(4)xx2^(7))/(8xx49xx5^(3))

Evaluate (i) 3/2 xx 4/5+3/5 xx 4/5 (ii) 14/3 xx 7/2-1/3 xx 7/2

Simplify and express each of the following as power of a rational number: (2/3)^3xx(-6/7)^2xx(-7/4)xx3/2 (iii) -(2/5)^2xx(5/7)^2xx(49)/5+(-4/5)^3xx5/4xx3/4

Evaluate ((a^6)^3xx(a^2)^8xx(a^(-3))^4)/((a^2)^5xx(a^5)^2)

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

Evaluate : ( -3/5 )^(-4 ) times ( -5/3 )^4 times ( -3 /5 )^(-3)

Evaluate: (9|3-5|-5|4|div10)/(-3(5)-2xx4div2)