50) If f(x) = r° cos(x³), then f() (0) is d) 5! а) 0 b) 1 с) 3! e) f(5) (0) does not exist. 51) If f(x) = r³ cos(r³), then f()(0) is a) 0 b) c) -9! d) 2! None of the above

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Solve both 50 and 51 please

50) If f(x) = x³ cos(x³), then f(5) (0) is
a) 0
b) 1
c) 3!
d) 5!
e) f(5) (0) does not exist.
51) If f(x) = x³ cos(x³), then f() (0) is
a) 0
b)
c)
d)
-3
2!
-9!
2!
e) None of the above
Transcribed Image Text:50) If f(x) = x³ cos(x³), then f(5) (0) is a) 0 b) 1 c) 3! d) 5! e) f(5) (0) does not exist. 51) If f(x) = x³ cos(x³), then f() (0) is a) 0 b) c) d) -3 2! -9! 2! e) None of the above
Note: For questions 49, 50 and 51 use the fact that
00
cos (u) Σ-1)" ,
u2n
for all u E R.
(2n)!
n=0
Transcribed Image Text:Note: For questions 49, 50 and 51 use the fact that 00 cos (u) Σ-1)" , u2n for all u E R. (2n)! n=0
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