Download CBSE Guess Paper Mathematics Class XI (11th) 2009

Guess Paper – 2009

Class – XI

Subject – Mathematics

(SET-1)

1) Find the value of K such that the line joining the points (2, K) and (-1, 3) is parallel to the line joining (0, 1) and (-3, 1).

2) Show that points (a, b + c), (b, c + a), (c, a + b) are collinear.

3) Show that points (at12 , 2at1) , (at22 , 2at2) and (a , 0 ) are collinear if t1t2 = - 1

4) Find the equation of the line that has y intercept 4 and is parallel to the line  2x – 3y =7

5) Find the equation of the line that has x intercept - 3 and is perpendicular to the line 3x + 5y = 4.

6) Prove that the lines 7x – 2y + 5 = 0 and 14x – 4y – 8 = 0 are parallel to each other.

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