Step-by-step explanation:
==> ac + b = d
==> ac = d - b
==> a = (d - b)/c
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Answer:
See below
Step-by-step explanation:
The function 
oscillates between -1 and 1, so the range is 
.
The numbers are 15,18
They add to 33 and a difference of 3
Answer:
1 and 2/4 I think
Step-by-step explanation:
