5," (i) "(2)/(3)" was "(4)/(5)

Find five rational numbers between. (i) (2)/(3) and (4)/(5) , (ii) (-3)/(2) and (5)/(3)

Evaluate : (i) (2)/(3)-(4)/(5)

The value of cos phi is (i) (5)/(4) (ii) (5)/(3)( iii) (3)/(5) (iv) (4)/(5)

Simplify : (i) (5/8)^(-7)×\ (8/5)^(-5) (ii) ((-2)/3)^(-2)×\ (4/5)^(-3)

Simplify: (i) (3/4)^2 (ii) ((-2)/3)^4 (iii) ((-4)/5)^5

Find the modulus of ((3+2i) (1+i) (2+3i))/((3+4i) (4+5i))

Evaluate: (i) 5 ^(-3) " " (ii) ((1)/(3))^(-4) " "(iii) ((5)/(2))^(-3)" "(iv)(-2)^(-5)" "(v) ((-3)/(4)) ^(-4)

In the following which is a function ? (i) {(1,2),(2,3),(3,4),(4,5),(5,6),(6,7)}

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

Express each of the following as a rational number of the form p/q : (i) 5^(-3) (ii) (-2)^(-5) (iii) (4/3)^(-3) (iv) ((-2)/5)^(-4) (v) 1/(2^(-3))