Question

The negative of the statement “All continuous functions are differentiable.”

• A. Some continuous functions are not differentiable
• B. All continuous functions are not differentiable
• C. All differentiable functions are continuous
• D. Some continuous functions are differentiable

Answer 1

The correct option is A Some continuous functions are not differentiable

p : All continuous functions are differentiable.
~p : Some continuous functions are not differentiable.