Proof: Remove One 2

Let's prove the following theorem:

if not (a = 0), then (1 / a) ⋅ (ax) = x

Proof:

View as a tree | View dependent proofs | Try proving it

Given
1 not (a = 0)
Proof Table
# Claim Reason
1 ((1 / a) ⋅ a) ⋅ x = x if not (a = 0), then ((1 / a) ⋅ a) ⋅ x = x
2 ((1 / a) ⋅ a) ⋅ x = (1 / a) ⋅ (ax) ((1 / a) ⋅ a) ⋅ x = (1 / a) ⋅ (ax)
3 (1 / a) ⋅ (ax) = x if ((1 / a) ⋅ a) ⋅ x = (1 / a) ⋅ (ax) and ((1 / a) ⋅ a) ⋅ x = x, then (1 / a) ⋅ (ax) = x
Previous Lesson Next Lesson

Comments

Please log in to add comments