Fir `i=sqrt(-1)`, what is the sum `(7+3i)+(-8+9i)`?

For i=sqrt(-1) , what is the sum of (5+2i)+(-7+30i) ?

Given that i = sqrt(-1), what is the sum of the complex numbers (21 i^(2) -12i) + (3-5i) ?

(7 +i)/(8-i) If the expression above is expressed in the form a +bi, where I = sqrt(-1, what is the value of b ?

If i=sqrt(-1) find the sum of i+i^2+i^3+......+i^(99)

For i=sqrt(-1) , which of the following complex number is equivalent to (10i+4i^2)-(7-3i) ?

The sum of i-2-3i+4... up to 100 terms, where i=sqrt(-1) is 50(1-i) b.25i c.25(1+i) d.100(1-i)

Express the result in the form x+iy, where x,y are real number i=sqrt(-1) : (i) (-5+3i)(8-7i) (ii) (-sqrt(3)+sqrt(-2))(2sqrt(3)-i) (iii) (sqrt(2)-sqrt(3)i)^(2)

Express the following in the form of (a+ib), a,b in R, i= sqrt (-1) State the values of a and b: frac{4i^8-3i^9+3}{3i^11-4i^10-2}

if z = (sqrt 3 ) /(2) + (i)/(2) ( i=sqrt ( -1) ) , then ( 1 + iz + z^5 + iz^8)^9 is equal to: