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

Examine, whether the following numbers are rational or irrational: (i) sqrt(7) (ii) sqrt(4) (iii) 2+sqrt(3)

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)

Identify the following as rational or irrational numbers. Give the decimal representation of rational numbers: (i) sqrt(9/(27)) (ii) -sqrt(64) (iii) sqrt(100)

Examine, whether the following numbers are rational or irrational: (i) (sqrt(5)-2) (ii) sqrt(23) (iii) sqrt(255)

If sqrt(2)=1.414, sqrt(3)=1.732 and sqrt(5)=2.236 , find the values of the following. (i) sqrt(98) (ii) sqrt(300) (iii) sqrt(128)+sqrt(48) (iv) 2sqrt(75)-3sqrt(12)

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))

Find the square roots of the following: (i) 3-4sqrt(7)i (ii) 4+6sqrt(-5) (iii) -2+2sqrt(3)i .