SOLVE :- x4 - 4x 3 + 4x 2 + 8x + 44 , when x=3 +2i by direct substitution.
Answers
Answered by
6
The following question gives that (3+2i)^4-4(3+2i)^3+4(3+2i)^2+8(3+2i)+44=(3+2i)^2{9+12i-4-12-8i+4}+24+16i+44=(5+12i)(4i-3)+68+16i. Then it is easy to find the value
Answered by
0
Answer:
Step-by-step explanation:The following question gives that (3+2i)^4-4(3+2i)^3+4(3+2i)^2+8(3+2i)+44=(3+2i)^2{9+12i-4-12-8i+4}+24+16i+44=(5+12i)(4i-3)+68+16i. Then it is easy to find the value
Similar questions