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hallmansean04
23.12.2020 •
Mathematics
Question;
3^n-3^n-1 ÷3^n+1+3^n
plz full explaination !if I got answer then brainleast if I get nonsense answers I will report !
plz fast
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Ответ:
okay so I am assuming we are dividing okay so here is how we will do it
here are the top and bottom values written more easily
3^n -3^n-1
3^n+1 +3^n
so first we can cancel out the 3^n values then get left with this
3^n-1
3^n+1
now it depends on the instructions but you can leave it like this or you can subtract their powers to get
3^n-2
Step-by-step explanation:
Ответ:
A=95 B=44 C= 41
Step-by-step explanation:
Tan ^-1= 6/7 =41
Sin^-1=44
180-41-44=95