Find the specified domain.Find the domain of (f + g)(x) when f(x) = 
and g(x) = 
A. (-?, 0) ? (0, ?)
B. 
C. 
D. 
? (0, ?)
Answer: B
Mathematics
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Find an exponential model for the following data set. Round your answer to two decimal places. t 0 2 4 6 y 19.08 15.45 12.51 10.13?
A. 
B. ?
C. ?
D. ?
Mathematics
Factor the trinomial completely.x3 + 5x2 - 84x
A. x(x - 12)(x + 7) B. (x2 + 7)(x - 12) C. x(x + 12)(x - 7) D. (x2 + 12)(x - 7)
Mathematics
Find the exact value of the expression.sin 20° cos 100° + cos 20° sin 100°
A. 
B. 
C. - 
D. - 
Mathematics
Provide an appropriate response.Is x6y4 a common factor of -x7y5 and x6y4?
A. Yes B. No
Mathematics