Answers

2014-07-12T21:38:10+08:00
It is quadratic right? 
66=2(230/w)+2w
66=460/w+2w.. then multiply both sides with w
66w=460+2w².. then you transpose 66w to the other side and follow the standard form.
2w²-66w+460=0

1 5 1
thankyou so much :D ATE .. THIS really help me a lot.. thnkyou thnkyou thnkyou !!
no prob.. :))
are you always here??.. i hope you can also help me if i will have a problem again with math.. i always do self study so.. i really need help from somebody :) but thnku so much.. kanina pa sumasakit ulo sa kakaisip dito eh.. hehehe
opo.. siince wala pa naman akong pasok..hehe.. you can always approach me :))
ate pwde pa po ba.. another question??