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TuringTest Group TitleBest ResponseYou've already chosen the best response.2
3^20+3^20+3^20 combine like terms... =3(3^20)=3^(20+1)=3^21
 2 years ago

answereverything Group TitleBest ResponseYou've already chosen the best response.0
dw:1344353759006:dw
 2 years ago

TuringTest Group TitleBest ResponseYou've already chosen the best response.2
@3psilon let me know if you still don't get it...
 2 years ago

3psilon Group TitleBest ResponseYou've already chosen the best response.1
So you're factoring out the 3?
 2 years ago

3psilon Group TitleBest ResponseYou've already chosen the best response.1
Not sure how you go tto 3^(20+1)
 2 years ago

TuringTest Group TitleBest ResponseYou've already chosen the best response.2
no, I am combining like terms call\[(3^{20})=x\]we then have\[(3^{20})+(3^{20})+(3^{20})=x+x+x=3x\]sub back in what we know x is...\[3x=3(3^{20})\]now we use the property\[x^a\cdot x^b=x^{a+b}\]and get\[3(3^{20})=3^1\cdot3^{20}=3^{20+1}=3^{21} \]
 2 years ago

3psilon Group TitleBest ResponseYou've already chosen the best response.1
Yes! I thought I got it last night, but then I saw this problem and was embarrassed to ask again. Thank you turing
 2 years ago

TuringTest Group TitleBest ResponseYou've already chosen the best response.2
very welcome! please never be too embarrassed to ask
 2 years ago

3psilon Group TitleBest ResponseYou've already chosen the best response.1
I won't! You will see me more often! haahaha have a good one
 2 years ago
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