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Recent questions tagged q16
Questions
Find the direction in which a straight line must be drawn through the point (–1, 2) so that its point of intersection with the line $ x + y = 4$ may be at a distance of 3 units from this point
cbse
class11
ch10
straight-lines
bookproblem
misc
sec-c
q16
difficult
asked
May 21, 2014
by
thanvigandhi_1
1
answer
How many different nine digit numbers can be formed from the number 223355888 by rearranging its digits so that odd digits occupy even ositions
cbse
math
class11
ch7
permutations-and-combinations
additionalproblem
q16
sec-b
medium
asked
May 20, 2014
by
sreemathi.v
1
answer
Find the number of integers greater than 7000 that can be formed with the digits 3,5,7,8 and 9 where no digits are repeated
cbse
math
class11
ch7
permutations-and-combinations
exercise7-3
exemplar
q16
sec-b
medium
asked
May 15, 2014
by
sreemathi.v
1
answer
If $p$ and $q$ are the lengths of perpendiculars from the origin to the lines $ x \cos \theta - y \sin \theta = k \cos 2\theta$ and $ x \sec \theta + y \: cosec \theta -k$, respectively, prove that $ p^2+4q^2=k^2$
cbse
class11
ch10
straight-lines
bookproblem
exercise10-3
sec-c
q16
difficult
asked
May 13, 2014
by
thanvigandhi_1
1
answer
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