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hawkfalcon Group TitleBest ResponseYou've already chosen the best response.1
\[\cos^2x +3cosx+2 = 0\]
 one year ago

hawkfalcon Group TitleBest ResponseYou've already chosen the best response.1
Oh then its just a quadratic :O
 one year ago

hawkfalcon Group TitleBest ResponseYou've already chosen the best response.1
:P What happens to the cos though? Do it after?
 one year ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.1
u^2 + 3u + 2 = 0 solve for u then later sub it back in btw is it only me that latex is not working?
 one year ago

hawkfalcon Group TitleBest ResponseYou've already chosen the best response.1
Okay, thank you. I think its just you:O
 one year ago

hawkfalcon Group TitleBest ResponseYou've already chosen the best response.1
I can't believe I didn't see it was just a simple quadratic *.*
 one year ago

Mimi_x3 Group TitleBest ResponseYou've already chosen the best response.1
well using a substitution is easier; at times when you see like the x squared; there is a high chance that its a quadratic. so use a substitution.
 one year ago

hawkfalcon Group TitleBest ResponseYou've already chosen the best response.1
Alright! Thank you so much:D
 one year ago
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