6. If af/ax is continuous on the rectangle R = {(t, x): 0 ≤ t - to| 0 such that |f(t, x₁) = f(t, x2)| ≤ Kx1 - x2| for all (t, x₁) and (t, ₂) in R.

Advanced Engineering Mathematics
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ISBN:9780470458365
Author:Erwin Kreyszig
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Chapter2: Second-order Linear Odes
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Prove the Existence and Uniqueness Theorem for the first-order differential equation attached: 

6. If af/ax is continuous on the rectangle
R = {(t, x): 0 ≤ |t - to| <a, 0 ≤|x − xo| <b},
prove that there exists a K > 0 such that
|ƒ(t, x₁) — ƒ(t, x2)| ≤ K|X1 − X2|
-
for all (t, x₁) and (t, x₂) in R.
Transcribed Image Text:6. If af/ax is continuous on the rectangle R = {(t, x): 0 ≤ |t - to| <a, 0 ≤|x − xo| <b}, prove that there exists a K > 0 such that |ƒ(t, x₁) — ƒ(t, x2)| ≤ K|X1 − X2| - for all (t, x₁) and (t, x₂) in R.
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