If a,b,c are in AP , p,q,r are in HP and ap,bq, cr are in GP , then p/r+r/p=?.
Question
ANGO selected 2000 families at random and surveyed them to determine number of children in a family . The data is given below
|
Number of families |
Boy |
Girl |
|
400 600 300 500 200 |
1 2 1 2 0 |
1 1 2 0 2 |
If one family is chosen at random, then match Column-I with their corresponding probabilities in
Column-II.
Maths
May 8, 2018, 1:38 a.m.
Answer
How many coordinative lines passes thorough a point (2,14).Give two lines from the point.
prove that |a b-c b+c| |a+c b c-a| |a-b b+a c| = (a+b+c) (a2+b2+c2) by property of determinants
Maths
May 7, 2018, 7:20 p.m.
Answer
In misc exam class 12ch6 q 5X=acostita+atitasintita and the other one are the equation of curve so how can you consider it to be a point for x1andy1 while making the equation of normal
