" (iii) "sqrt(-25)times sqrt(-49)

Evaluate : (i)" "sqrt(-25)xx sqrt(-49)" "(ii)" "sqrt(-36)xx sqrt(16)

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 value of   sqrt( -25 ) times sqrt( -9 )

Simplify the following : (i) sqrt(-25)xxsqrt(-36) (ii) sqrt(-25)xxsqrt(49)

Simplify the following : (i) sqrt(-25)xxsqrt(-36) (ii) sqrt(-25)xxsqrt(49)

Simplify the following by factor method: sqrt(4) times sqrt(49)

Simplify the following and express in the form (a+ib): 2- sqrt(-9) + sqrt(-49)

Evaluate the following: sqrt(-25)xx sqrt(-49) .

Compute: (i) sqrt(-49)(2+sqrt(-9)) (ii) [2+sqrt(-25)]-[3-sqrt(-16)]+[1-sqrt(-9)] .

Using differentials, find the approximate value of each of the following up to 3 places of decimal. (i) sqrt(25.3)" "(ii)sqrt(49.5)