Evaluate : `(2/3)^(-2)*(3/4)^(-3)*(-7/8)^(0)`

Evaluate: (i) ((2)/(3))^(3) xx ((2)/(3)) ^(2)" "(ii)((4)/(7))^(7)xx ((4)/(7))^(-3)" "(iii) ((3)/(2))^(-3) " "(iv) ((8)/(5))^(-3) xx((8)/(5))^(2)

Evaluate: (i) 3 ^(-4) " "(ii) (-4) ^(3) " "(iii) ((3)/(4))^(-2)" "(iv) ((-2)/(3)) ^(-5) " "(v) ((5)/(7))^(0)

Evaluate (i) (1^(3) + 2^(3) + 3^(3))^((1)/(2)) (ii) [5(8^((1)/(2)) +27^((1)/(3)))^(3)]^((1)/(4)) (iii) (2^(0) + 7^(0))/(5^(0)) (iv) [(16)^((1)/(2))]^((1)/(2))

Evaluate : (-6/7)^2 times (2/3)^3 times (-7/4) times 3/2

find the value of (2.8a^(2)b^(3))xx((3)/(7)ab)x(4ab^(2))=0. when a=0.5 and b=0.8

Re- arrange suitably and find the sum: (5)/(3)+(11)/(2)+(-9)/(4)+(-8)/(3)+(-7)/(2)

Find the value of x such that (x+3)(3x-2)^(5)(7-x)^(3)(5x + 8)^(2) ge 0