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+1 vote
42.6k views
in Mathematics by (8.0k points)

If f (x) = ax + b, where a and b are integers, f (–1) = – 5 and f (3) = 3, then a and b are equal to

(A) a = – 3, b = –1 

(B) a = 2, b = – 3

(C) a = 0, b = 2 

(D) a = 2, b = 3

1 Answer

+2 votes
by (13.2k points)
edited by
 
Best answer

Answer is (B) 

We have, f (x) = ax + b

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