PROOF 92
Prove.
Identities and equations are different
On the real numbers ℝ.
Definition D1
When P(x) = Q(x) holds for every real x, the expression is called an identity.
Proof.
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PROOF 92
Identities and equations are different
On the real numbers ℝ.
Definition D1
When P(x) = Q(x) holds for every real x, the expression is called an identity.
Proof.
Related labs