there are no inflection points, because it never changes concavity, is just a constant and thus for any region over the x-axis, will always be a positive value, and thus is always "concave up".
Rita goes 20 km East from point A to point B from B 30 km towards west along the same road if the distance towards east is repre
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there are no inflection points, because it never changes concavity, is just a constant and thus for any region over the x-axis, will always be a positive value, and thus is always "concave up".
Answer:
A
Step-by-step explanation:
We know that .
We also know that .
We can combine these facts to get .
So, the answer is and we're done!
<em>Note: the non-negative part or the equation comes from the fact that you assume the square root of a negative number doesn't exist. You will change this assumption later in the year, or in further years.</em>