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Dependent variable: 2. Find the range of the function f(x) = 2x + 7 for the domain (-2,3,8). Range:
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Dependent variable:

2. Find the range of the function f(x) = 2x + 7 for the domain (-2,3,8).
Range:

User Thomas Lauria
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1 Answer

6 votes
Given f(x) = 2x + 7, you can plug in the domain values into linear function to find the range:

f(-2) = 2(-2) + 7 = = -4 + 7 = 3
f(3) = 2(3) + 7 = 6 + 7 = 13
f(8) = 2(8) + 7 = 16 + 7 = 23.

Therefore, the range is {3, 13, 23}.
User Luke Chadwick
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