Perform the operation indicated. Simplify.
+ 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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Give the domain, range, or period, as requested.Period of y = sec x + 2
A. 2?
B. 
C. 2
D. ?
Mathematics
Add or subtract as indicated.(r + 5s - 3) + (-5r + s) + (s - 2)
A. -4r + 7s - 5 B. -6r + 7s - 5 C. -5r + 5s - 5 D. -4r + 6s - 5
Mathematics
Prove that the identity is true.
?
What will be an ideal response?
Mathematics
Decide whether the composite functions, f ? g and g ? f, are equal to x.f(x) = 4x, g(x) = 
A. No, no B. Yes, yes C. Yes, no D. No, yes
Mathematics