Solve for k in
Follow Math Help Forum on Facebook and Google+
1) Square both sides 2) Expand both sides fully 3) Group like terms 4) Solve.
this is my wrong attempt.
Last edited by Punch; February 23rd 2010 at 03:44 AM.
Originally Posted by Punch this is my wrong attempt. Wrong or just incomplete?
grouping them, i will get which simplifies to which is wrong...
I get... Originally Posted by Punch
from , shouldn't it be done like this?
I'm getting 0.2955 and -0.55919 The answer is ~0.4 (according to Microsoft Maths).
Originally Posted by pickslides I get... pickslides's answer is correct accordingly to the answer. However, I do understand his workings, let's wait for him to show us how to solve it properly.
ok then it's all good. I am also wanting to know.
Originally Posted by Punch This should be [/tex]4(16k^2- 8k+ 1)= [/tex] this is my wrong attempt.
Thanks... It's getting more and more confusing... seriously need someone to show the full workings.
it's still wrong, curious about how pickslides got the answer...
View Tag Cloud