Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 
, g(x) = x2
A. Yes, no
B. No, no
C. No, yes
D. Yes, yes
Answer: D
Mathematics
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Provide an appropriate response.Which of the following is not a condition for applying the integral test to the sequence {an}, where 
I. f(x) is everywhere positive II. f(x) is decreasing for x ? N III. f(x) is continuous for x ? N
A. III only B. II only C. All of these are conditions for applying the integral test. D. I only
Mathematics
Find n(A) for the set.A = {x : x is a vowel in the word infinite}
A. n(A) = 4 B. n(A) = 2 C. n(A) = 5 D. n(A) = 3
Mathematics
Divide.-8 ÷ 
A. 
B. 1
C. 64
D. -64
Mathematics
Write the sum without sigma notation and evaluate it.
A. 
+ 
+ 
+ 
= 10
B. 
+ 
+ 
+ 
= 
C. 
+ 
= 
D. 
? 
? 
? 
= 7
Mathematics