Question

find the value of a and b so that (z+1) and (z-1) are factors of z⁴+az²+2z²-3z+b​

Answer 1

Answer:

solve this question by taking (z+1) value as z=-1 and in (z-1) value as z=1 and put it value in the equation to find the solution

Answer 2

In question

z⁴+az³+2z²-3z+b​

Hope this will help you