SOLUTION: What is the range of this function f(x)=x^2-25
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Question 1195871: What is the range of this function f(x)=x^2-25
Answer by ikleyn(52800) (Show Source): You can put this solution on YOUR website!
.
Notice that the range of the function y(x) = x^2 is from 0 to infinity, i.e. [0,oo),
which is obvious.
The range of the function z(x) = x^2 - 25 is 25 units shifted down the range of the function y(x).
Thus the range of the function x^2-25 is [-25,oo), i.e. from -25 to infinity.
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