F(2)=1
f(2) means that 2 is being plugged in for x so look for the y value when x is 2
in this case y is 1 when x is 2
Years = natural log (total / principal) / rate
Years = ln (78,900 / 39,450) / .032
Years = ln (2) / .032
Years = 0.69314718056 / .032
Years =
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21.6608493925
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And here's a calculator to check that answer:
http://www.1728.org/compint.htm
Answer:
-2s - 9 + 7 - 5r
Step-by-step explanation:
Add -9 and -7.
-2s - 2 - 5r
Move -2.
-2s - 5r - 2
Reorder -2s and -5r.
-5r - 2s - 2
I hope this helps.
if you could, feel free to mark me Brainliest it would be much appreciated :D
A function is a mapping from a set A to a set B, If, for all a1,a2 in A, where a1=a2, a1 and a2 get mapped to the same b in B