<span>In mathematical analysis it's the measure of how fast does value of the function change in relation to change of its variables.
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This on is very easy go to my website so i can explain it better for you
<span>https://www.youtube.com/channel/UCaxhPMTZBmFcxAZ4hYpBf_w
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Answer:DEFINITELY B
THE PROOF IS IN YOUR BIBLE
Step-by-step explanation:
1. Function
2. Not Function
Basically you do 25.50 time .15 (15% is equal to .15) and you get 3.825 or $3.83
hope this helped