If `((1+iota)^(2))/(2-iota)=x+iotay` ,   then value of `x+y` will be
a) 2/5   b)  -4/5 c)  -2/5 d) 4/5

If ( 1 - iota ) x + ( 1 + iota ) y = 1 - 3 iota , then ( x ,y ) is equal to ( a )   ( 2 , -1 )   ( b )   ( -2 , 1 )   ( c )  ( -2 , -1 )  ( d )  ( 2, 1 )

Find the value of ( 2^0 + 7^0 )/ 5^0 (a)  2  (b)  0   (c)  9/5  (d)  1/5

Find the value of the following : (a)   5^3   (b)   (-7)^3   ( c )  ( 1/3 )^-4

If f(x)={[kx^(2),x 2] is continuous then value of k is : (a) (2)/(3)   (b) (4)/(3) (c) (3)/(2)   (d) 3/4

If 2^(2x-1) = 1/ 8^(x-3) then find x = ? a)   -2   (b)   -1   (c)   2   (d) 3

Find the value of (-2/3)^-2 is : ( a )  4/3   ( b )  -2/9  ( c )  4/9  (d )   9/4

Find the value of   |-2 | + |-3| + |-5 |   is =

If x-y=1 and x^(2)+y^(2)=41, then the value of x+y will be (a)5 or 4(b)-5 or -4 (c) +-9(d)+-1

Find the value of   2/5 ÷ 1/2

If   2^x - 4^(2x-1) = 0 , then x = (a)   2/3   (b)   -2/3   (c)   3/2   (d)   -3/2