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Mathematics 19 Online
OpenStudy (anonymous):

f(x) = (x - 2)2 + 2 All real numbers y ≥ 0 y < 2 y ≥ 2

OpenStudy (anonymous):

What exactly is it that you don't understand

OpenStudy (anonymous):

i think it is y ≥ 2 but my question is if i did it right

OpenStudy (anonymous):

looking at [ (x - 2)^2 ], what type of numbers are we going to get for every value "x"

OpenStudy (anonymous):

since i am squaring, i will always get a number bigger or equal to 0.

OpenStudy (cwrw238):

the (y - 2)^2 cannot be negative for real y so its minimum values is 0

OpenStudy (anonymous):

y ≥ 0

OpenStudy (anonymous):

thanks guys

OpenStudy (cwrw238):

so y >= 2 for real f(y)

OpenStudy (anonymous):

adding a 2 to the number will make it bigger oy equal to 2. so y [greater than OR equal to] 2

OpenStudy (anonymous):

thanksssss :)

OpenStudy (cwrw238):

yes

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