81a²-25 would be the answer I'm pretty sure. Hopefully I helped.
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57.29 you do 48.55 times .18 which =8.74 then add the tip with the initial cost 8.74+48.55 =57.29 to get your answer 57.29
Answer:
Step-by-step explanation:
To find the inverse of a function, we must substitute in y for f(x), swap the locations of y and x, and then solve for y
A. 0.15 Because its making me type twenty characters.