F(x) = x^2-5
For the function shown, what is the range of the function when the domain is {2, 4, 7}?

A. {-1, 44}

B. {-1, -5}

C. {6, 21, 54}

D. {-1, 11, 44}

Respuesta :

ok thats counfusing but i think it mite be c but idk realy

Answer:

x≥1

Step-by-step explanation:

f(x) = √x+6-7

f(x) = √x-1

The value under a square root must be non-negative; therefore make the inequality x-1 ≥ 0 and solve it.

x ≥ 1

There's your domain! Hope this helps! :D

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