Theorem 1 concerns two functions that are both:

Question

Accepted Answer

A. Continuous at c

1. The theorem builds new continuous functions from old.
2. It starts from a pair with the same property.
3. It supposes f and g are continuous at a real number c.
4. So the answer is continuous at c.
_Source: syllabus Mathematics, Ch 5 'Continuity and Differentiability'_

Answer

Constant at c

Answer

Zero at the c

Answer

Undefined at c

Theorem 1 concerns two functions that are both:

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