What is this? Please answer with an explanation

asked Jul 12, 2021 161k views

4 votes

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3 votes

Answer:

Explanation:

Given

f(x) =
√(x-10) + 11 ← substitute x = 1

f(1) =
√(1-10) + 11

=
√(-9) + 11

√(-9) is not real and therefore x = 1 does not have a real output for f(x)

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