Consider the function G: R²\{0} → R defined by 12,8 (x10 + x10)² G(x): = Find an expression for the limit of G as →→ 0 along the line x₂ = mx₁ where m=(0, ∞) is a positive real number.

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Q: Show that f is continuous on (∞ , -∞ )  .

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