" 2.Find: "quad (i)9^((2)/(2))

Find: (i) 9^(3/2) (ii) (32)^(2/5) (iii) 16^(3/4) (iv) (125)^(-1/3)

If 3x + (1)/(3x) = 3 , find : (i) 9x^(2) + (1)/(9x^2)

If 3x - (1)/(3x ) =5 , find : (i) 9x^(2) + (1)/( 9x^2)

Find: (-2)/(9)-(4)/(9)

Find: 2/(9)+4/(9)

Find i) 9^(3/2) ii) 32^(2/5) iii) 16^(3/4)

Evaluate using formula : (i) (188)^(2) " " (ii) (9.4)^(2) " " (iii) (10.9)^(2)

Evaluate using formula : (i) (188)^(2) " " (ii) (9.4)^(2) " " (iii) (10.9)^(2)

z_(1)=9+3i and z_(2)=-2-i" then find "(z_(1))/(z_(2))

If sum_(i=1)^(9) (x_(i)-5)=9 " and" sum_(i=1)^(9) (x_(i)-5)^(2)=45 , then the standard deviation of the 9 items x_(1),x_(2),..,x_(9) is