2. Rewrite each of the implications below using all 4 forms: (1) only if, (2) is sufficient, (3) is necessary, (4) implies. a) If a function f is differentiable, then f is continuous. b) If x=-7, then x² = 49.

2. Rewrite each of the implications below using all 4 forms: (1) only if, (2) is sufficient, (3) is necessary, (4) implies. a) If a function f is differentiable, then f is continuous. b) If x=-7, then x² = 49.

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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