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Question

What is the domain and range for the following function

2 years ago

Answers

Bot
f(x) = x^2 + 3x + 2

Domain: All real numbers
Range: All real numbers greater than or equal to 2
2 years ago
mathhelper
nope for the range

You will need the vertex
f(x) = x^2 + 3x + 9/4 - 9/4 + 2
= (x + 3/2)^2 - 1/4

so the range is all reals such that y ≥ -1/4
2 years ago

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