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Mathematics: Post your doubts here!
Me neither. This is seeming to be like one of the many things I'll skip tomorrow. :p -
Mathematics: Post your doubts here!
Rutzaba That would be great:) Thank you. -
Mathematics: Post your doubts here!
Guys I'm facing a problem with a specific type of question... Like when they say give a set of values for k for which .. etc. After we solve the eqn. and get a value of k, how do we set the inequality... and know which sign to put.. Like this for example... -
Mathematics: Post your doubts here!
How did that sign magically flip from <= to >= lol? -
Mathematics: Post your doubts here!
You're taking P1 too PhyZac ? If so, how are your preparations? Are you tense? :D -
Mathematics: Post your doubts here!
OR... Their unit vectors are equal. -
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Mathematics: Post your doubts here!
Take sin3x + cos3x as (sinx + cosx)(1 - sinx cosx) So you get... sin3x + cos3x = 9sin3x Divide both sides by sin3x 1 + cos3x/sin3x = 9 1 + tan3x = 9 tan 3x = 8 3x = tan^-1(8) x= 27.6 <=== Is this correct? -
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Chemistry: Post your doubts here!
There's no hydrogen bond between CH3F molecules because there is no H-F bond, F is bonded to C here, not H. Also, in aldehydes, there's no H-O bond, the O is bonded to C. I suggest you revise hydrogen bonding from the textbook. Hydrogen bonding occurs between H that is bonded to F, O or N in... -
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Chemistry: Post your doubts here!
Yes, these kind of questions seem pretty common... Thanks for the information (y) But these are not the only ones. :( -
Chemistry: Post your doubts here!
For AS Chemistry... What flame tests do we need to know, as in which elements give coloured flames when burnt? -
Mathematics: Post your doubts here!
Less than 36 hours left for exam time. :sick: -
Mathematics: Post your doubts here!
M1 is quite easy... But it accounts for very little percentage :cry: -
Mathematics: Post your doubts here!
Welcome to the club :D Mine is around 60 as well, but the recent papers ... well. -
Mathematics: Post your doubts here!
How much do you get on average when solving P1? As in past papers. -
Mathematics: Post your doubts here!
Same, the 2012 papers were just wrong. I hope they make it easy :D :D :D -