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Mathematics: Post your doubts here!
no problem and yeah ok, feel free to ! -
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Mathematics: Post your doubts here!
(ii)the distance moved by B is, 1.6^2 = 0+2(4)s s= 0.32 m this is NOT the maximum height reached by A, this is only the the distance A moved above the ground while b was moving downard. from this instant B will be touchin the ground so there will be no tension in the string anymore because the... -
Mechanics M1: Post your doubt here
this question is simple brother. i will explain two ways of solving it. first way: calculate the initial energy and the final energy and the difference of these two is the energy wasted on air resistance cuz uk energy is conserved, cant just disappear.. initial energy: mgh + 1/2mv^2... -
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Mechanics M1: Post your doubt here
why harder man? did u get the part where u resolve the components of the weight of 7 newton at least ? the lines drawn in red r the components of the 7 newton weight did u get this ? -
Mechanics M1: Post your doubt here
you resolve the weight (7.3) parallel to the line p2x put in the opposite direction and prependicular to the line? did u get it ? -
A level gradings
hello, i just want to know how do they grade A levels? for example if i got a C in my AS levels will i be able to get an A in my A levels or a B? or it will be just a C or even a D? and if i get a B in my AS levels, will i be able to get an A in my A levels ? -
Pure Maths 12 today........
gunner do u remember the i, j and k of vector OB ? -
Pure Maths 12 today........
can u explain how did u do the second part ? -
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Pure Maths 12 today........
i dont think they care about adding the equal sign -
Is A-level chemistry!
computer and software engineering is like computer science ? -
Pure Maths 12 today........
if u use one wrong limits while calculating the volume obtained when the shaded region was rotated but everythin else is fine and u even added the pie..how many marks do u lose ? -
Pure Maths 12 today........
did we have to find the direction of vector AB or not ? -
Mathematics: Post your doubts here!
hey i need help in sketching the inverse of f(x) for this question.. october november 2010 question 7(ii) http://www.xtremepapers.com/papers/CIE/Cambridge%20International%20A%20and%20AS%20Level/Mathematics%20(9709)/9709_w10_qp_13.pdf -
Students appearing in Oct/Nov 2012
i can't understand somethin in math..how do we deal with the maximum and minimum values if we have cos^2 and sin^2 not cos and sin :S:S i never saw squared trig graphs do uk how ? -
Mathematics: Post your doubts here!
the first part and please can you explain to me how to deal with maximum and minimum points when we have squared trig graphs such as cos^2 and cos^2 and tan^2 :S