7400100064

Submitted by vladimir.arzt on Wed, 08/28/2024 - 11:50
Question: 
Simplify the given complex numbers and select those that lie on the positive part of the real axis.
Project ID: 
7400100064
SubArea: 
Complex numbers in algebraic and polar form
Answer 1: 
i37⋅i43+i26⋅i50
Answer 1 Correct: 
1
Answer 2: 
1−2⋅i14⋅i66
Answer 2 Correct: 
0
Answer 3: 
2−i17⋅i19
Answer 3 Correct: 
1
Answer 4: 
i45⋅(1+i)⋅(1−i)
Answer 4 Correct: 
0
Answer 5: 
i51⋅i32−i41⋅i61
Answer 5 Correct: 
0
Answer 6: 
(1+2i)⋅i⋅(3−i)
Answer 6 Correct: 
0
Answer 7: 
i36⋅(2+i)⋅(2−i)
Answer 7 Correct: 
1
Answer 8: 

(i25−i47)2

Answer 8 Correct: 
0