1-determine whether the function / is one-to- one:
1 answer:
Answer:
is a function but not one-to-one.
Step-by-step explanation:
<em>Please refer to my Answer from this Question to know how to Determine whether a Relation is a Function or not: <u>brainly.com/question/2476082</u></em><em>9</em>
This is a function because time can only move forward and there can't be different numbers of people, , at the same time,
. The only thing that is possible is we can have the same number of people,
, at the different times,
. So, this isn't one-to-one but many-to-one.
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Write out the numbers fully and divide the users in Europe by the total number of people. Multiply by 100 to get it in percentage terms
Answer:
The answer for (a) is at the picture
(b) The vertex is (-2,7)
(c) Yes the parabola open downward
(d) -(x+2)^2+7 the turning point is at (-2,7) since it is where the group curves
Step-by-step explanation:
