Which one does not belong

Exercise and reference answers

Questions

1. Items

   1. Real axis
   2. Imaginary axis
   3. Radial axis

   Odd item

   Radial axis

2. Items

   1. Momentum
   2. Modulus
   3. Conjugate

   Odd item

   Momentum

3. Items

   1. Commutative
   2. Consecutive
   3. Associative

   Odd item

   Consecutive

4. Items

   1. Argand plane
   2. Complex plane
   3. Inclined plane

   Odd item

   Inclined plane

Instructions

Tap the item that does not fit with the others.

Explanation