`(i) (+5)-(-5)=?`

(7+i5)(7-i5)

(1 + i)^(5) + (1 - i)^(5) =

Let z_1=6+i and z_2=4-3i . If z is a complex number such thar arg ((z-z_1)/(z_2-z))= pi/2 then (A) |z-(5-i)=sqrt(5) (B) |z-(5+i)=sqrt(5) (C) |z-(5-i)|=5 (D) |z-(5+i)|=5

Let z_1=6+i and z_2=4-3i . If z is a complex number such thar arg ((z-z_1)/(z_2-z))= pi/2 then (A) |z-(5-i)=sqrt(5) (B) |z-(5+i)=sqrt(5) (C) |z-(5-i)|=5 (D) |z-(5+i)|=5

What is the value of (1+i)^(5)-(1-i)^(5), where i=sqrt(-1) ?

Express each one of the following in the form a+ib. (i) (5+4i)/(4+5i)

Represent the following fractions as percentages. (i) (3)/(5)" "(ii) (5)/(3)

Express the following in the form a+i b :(5i)(-3/5i)

(1+i)^(5)+(1-i)^(5)