Question

What elements in domain has the image 5 under function f(x)= 3x+ 2?

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tomorrow is my test T^T​

Answer 1

Explanation:

hello

calculate x : 3x+2 =5

means : 3x+2-2 =5-2

3x = 3

so : x = 3/3 =1

1 is the element in domain has the image 5 under function f(x)= 3x+ 2