Qualification > Math
IGCSE Maths doubt(paper 4)
Alpha:
Ah yes...
x is between 2 and 4 or equal to 4... I misplaced the order... 2 < x <= 4
I guess am owing them :P
My excuses.... :)
~~~~shreyapril~~~~:
ya the ans is now correct!!
By the way u taken add. math or not??
just to ans my doubts!!
Alpha:
Add Maths... yea.
Hey... what doubts?? :P
~~~~shreyapril~~~~:
7 The position vectors of points A and B, relative to an origin O, are 2i + 4j and 6i + 10j respectively.
The position vector of C, relative to O, is ki + 25j, where k is a positive constant.
(i) Find the value of k for which the length of BC is 25 units. [3]
(ii) Find the value of k for which ABC is a straight line. [3]
l\just the last part!!!
rest is easy!!!
nid404:
I don't take add math as yet......but anyway can u put the answer up....so I can crosscheck...I will know if am doing it correctly
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