Complex Numbers — practice questions
4 curated practice questions from Complex Numbers (Mathematics Class 12, CBSE) — 4 medium. Every question includes the final answer free; step-by-step worked solutions with a free account.
- If represent adjacent vertices of a regular polygon of sides where centre is origin and if , then is equal to:
- Number of roots of the equation with negative real part is
- if cos (1-i) = a+ib, where a , b R and , then
- If , where denotes the continued product and , the most general value of is (where, n is an integer)