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can someone please help me with this question

What is the range of the function f(x)=3x+1 when the domain is {0, 1, 2}?

a.{2, 4, 10}


b.{1, 4, 7}


c.{3, 4, 5}


d.{2, 6, 18}

Sagot :

23abdour

Answer:

B) [1, 4, 7]

Step-by-step explanation:

Substitute 0 in

f(0) = 3(0) + 1

Multiple

f(0) = 0 + 1

f(0) = 1

Substitute 1 in

f(1) = 3(1) + 1

f(1) = 3 + 1

f(1) = 4

Substitute 2 in

f(2) = 3(2) + 1

2 = 6 + 1

f(2) = 7
B. {1,4,7} is the answer
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