Teaching Haryana (HPSC) Assistant Professor Mock Test 2025 Mathematical Science Complex Analysis Theorems of Complex analysis
How many roots does the polynomial
z90 + 80z40 - 40z20 + 8z10 + 10
have in the open disc {z ∈ ℂ : |z| < 1}?
1
100
2
50
3
30
4
40
5
Question Not Attempted