^{3} +mz^{2} +nz - 8" alt="z^{3} +mz^{2} +nz - 8" align="absmiddle" class="latex-formula"> is divisible by (z+1+i), where z ∈C, m,n ∈R. Find the value of m and of n.
Is this multiplying or what??? Anyways try calculating those numbers so basically you need to calculate 28x2 or if you have to divide them or multiply them you would get the answer is very simple
