" (i) "sqrt(i)+sqrt(-i)quad " (ii) "root(4)(-81)

Prove that : (i) sqrt(i)= (1+i)/(sqrt(2)) (ii) sqrt(-i)=(1- i)/(sqrt(2)) (iii) sqrt(i)+sqrt(-i)=sqrt(2)

Prove that : (i) sqrt(i)= (1+i)/(sqrt(2)) (ii) sqrt(-i)=(1- i)/(sqrt(2)) (iii) sqrt(i)+sqrt(-i)=sqrt(2)

Find the value of :- (i) sqrt(4) (ii) sqrt(9) (iii) sqrt(16) (iv)sqrt(36)

Find the value of :- (i) sqrt(4) (ii) sqrt(9) (iii) sqrt(16) (iv)sqrt(36)

Find the value of :- (i) sqrt(4) (ii) sqrt(9) (iii) sqrt(16) (iv)sqrt(36)

Find (i) sqrt(36) (ii) sqrt(49) (iii) sqrt(64)

Simplify the following (i) sqrt45-3sqrt20+4sqrt5 (ii) sqrt(24)/8 + sqrt54/9 (iii) root4(12) xx root7(6) (iv) 4sqrt28 div 3sqrt7 div root3(7) (v) 3sqrt3+2sqrt27 + 7/(sqrt3) (vi) (sqrt3-sqrt2)^(2) (vii) root4(81)-8root3(216)+15root5(32)+ sqrt225 (viii) 3/sqrt8+ 1 / sqrt2 (ix) (2sqrt3)/3- (sqrt3)/6

Evaluate the following : (i) sqrt(30-sqrt(25)) (ii) sqrt(36-sqrt(121)) (iii) root(3)27-root(3)8

Evaluate the following: (i) sqrt(-81) (ii) (sqrt(-2))^(6) (iii) sqrt(-25)xxsqrt(-49) (iv) (2)/(3)xxsqrt((-9)/(16)) (v) sqrt((-49)/(25))xxsqrt((-1)/(9))

Express the following in the form a+ib (i) (5+sqrt(2)i)/(1-sqrt(2)i) (ii) (i)^(-35)