theorem/ het f ,9EDCI) ; Xo E I, Then O iP xER t Xo then f is differentia ble a and f +g is difteren tiable at Xo and (f+o) (e) = f(x0) + 3'(x.) %3D ® fig is differentiable at 2. an! (fig) (x0) = F(x) 3(%) + proof/ H.w by using |P (2)= him 2 - Xo

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.4: Multiple-angle Formulas
Problem 35E
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Please I want the complete solution to the question
theorem/ het f,gE D(I) ; xo EI , Then
O iP CER
then <f is differen tia ble a t xo
and
f +g is difteren tiable at Xo
2
and
(f +8) (xa) = f (Xo) + g'(co)
%3D
® fig is ditferentiable at 2o and
proof/ H.w
by usaing
f (2x) – P (2)
f (x) = him
Transcribed Image Text:theorem/ het f,gE D(I) ; xo EI , Then O iP CER then <f is differen tia ble a t xo and f +g is difteren tiable at Xo 2 and (f +8) (xa) = f (Xo) + g'(co) %3D ® fig is ditferentiable at 2o and proof/ H.w by usaing f (2x) – P (2) f (x) = him
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