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s66821
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can someone show me the steps solving this inequality? 2a^3+2>0
 3 years ago
 3 years ago
s66821 Group Title
can someone show me the steps solving this inequality? 2a^3+2>0
 3 years ago
 3 years ago

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dinainjune Group TitleBest ResponseYou've already chosen the best response.0
2a^3>2 a^3>1
 3 years ago

s66821 Group TitleBest ResponseYou've already chosen the best response.0
but answer on the solution book is a<1..... and i don't know y...
 3 years ago

dinainjune Group TitleBest ResponseYou've already chosen the best response.0
oh, hmm i actually forget too about this square root. i'll try to ask that
 3 years ago

Akshay_Budhkar Group TitleBest ResponseYou've already chosen the best response.1
a^3>1 is implying a<1 and not greater than.. you can verify it by putting the values of positive integers..
 3 years ago

dinainjune Group TitleBest ResponseYou've already chosen the best response.0
akshay can you help me to explain what is values of positive integers?
 3 years ago

s66821 Group TitleBest ResponseYou've already chosen the best response.0
may be there's sth wrong on the solution bk,,,i'll ask my teacher tmr,,,,,thx...
 3 years ago

dinainjune Group TitleBest ResponseYou've already chosen the best response.0
okay, your welcome :) anyway, you can see the answer in my question too
 3 years ago

Akshay_Budhkar Group TitleBest ResponseYou've already chosen the best response.1
for positive integers it is the other wway round.. the sign doesn't change for positive cubes. you can verify it again :)
 3 years ago
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