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1 vote
Find the range of f(x)=-x+4 for the domain (-3 -2 -1 1)

A.{7,6,5,3}

B.{7,6,5,4}

C.{-7,-6,-5,-4}

D.{-7,-6,-5,3}

User Oosterwal
by
8.0k points

2 Answers

2 votes

If we substitute x = -3 in f(x) we have --3 + 4 = 7 which is one element in the range.

Doing the same calculation for x , -2, -1 and 1 we get 6, 5 and 3

Answer is choice A

User Rohim Chou
by
7.7k points
3 votes

f(-3) = --3 +4 = 3+4 =7

f(-2) = --2 +4 =2+4 =6

f(-1) =--1 +4 = 1+4 =5

f(1) = -1 +4 =3

Range :{3,5,6,7}

Choice A

User Kyle Erickson
by
8.1k points

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