We would like to estimate the proportion of uf students who owns a scooter to within 1% of the truth, with 95% confidence. We be
1 answer:
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Answer:
At most 38 text messages.
Step-by-step explanation:
Let x represent number of text message you send or receive.
We have been given that the cell phone plan charges $.13 for each text message you send or receive. So amount charged for sending or receiving x text messages would be .
We are also told that your cell phone plan cost $39.99 per month, so total cost of monthly bill would be .
Since you can spend at most $45, so total cost of x messages should be less than or equal to 45 as:
Therefore, you can send or receive at most 38 text messages.
Step-by-step explanation:
f(0) = 0 , f(2) = -4 , f(4) = -2
0 = f(2x) → f(0) = f(2x) → x = 0 (0,0)
-4 = f(2x) → f(2) = f(2x) → x = 1 (1,-4)
-2 = f(2x) → f(4) = f(2x) → x = 2 (2,-2)
shape of the graph remain without change in vertical axis , but it is compressed in the horizontal direction.
