Inactive Tutor answered • 04/23/20
Tutor
New to Wyzant
Well, no. f(-3) is 0, buuuuuut since you have a domain of {positive integers} your answer is D. Negative three is NOT a positive integer.
Jesset C.
asked • 04/22/20Please Help Me! I Need To Know If I Got The Correct Answer!!!
If f(x) = x2 + 3x , find f(-3) for the Domain = {Positive Integers}.
(A) 0
(B) 18
(C) 27
(D) ∅
(E) None of these
I got (A) 0. Is this correct?
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Jesset C.
Oh! That makes sense! I forgot about the positive integers part! Thank you so much for helping me!04/23/20