Let 72 – 5z – 8 if z2 -1 S(2) = < Sz? + 2r +1 if z< -1 Find, from first principles the left and right derivatives of f at z = -1. Is f differentiable at 1 = -1? Find whether or not f is contimuous at z = -1.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Let
722 - 5r – 8 if r>-1
S (z) =
| 5x² + 2x + 1 if r<-1
Find, from first principles the left and right derivatives of f at r =-1.
Is f differentiable at r = -1? Find whether or not f is continuous at r = -1.
all
06:43 PM
2021-05-25
Page: 4 of 5
B I E E E 80% e
+)
Words: 8
Transcribed Image Text:Document1 - Microsoft Word (Product Activation Failed) File Home Insert Page Layout References Mailings Review View L Let 722 - 5r – 8 if r>-1 S (z) = | 5x² + 2x + 1 if r<-1 Find, from first principles the left and right derivatives of f at r =-1. Is f differentiable at r = -1? Find whether or not f is continuous at r = -1. all 06:43 PM 2021-05-25 Page: 4 of 5 B I E E E 80% e +) Words: 8
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