ENGLISH HINDI
Q.1
For which value of k the pair of linear equations x+2y=5 and 3x+ky+15=0 has no solution ?



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Q.2
The equations of two sides of a right angled Δ are y=x & y=0 which of the following equations can not represent the 3rd side ?



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Q.3
What is the area of Δ formed b a co-ordinate axes and ax+by=c (where a, b are two positive real numbers)



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Q.4
If (x3), is a factor of k 2 x 3 k x 2 +3kxk then the value of k is :



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Q.5
If ab<0 and point (a,b) is in 2nd quadrant then (a,b) will be in :?



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Q.6
Area of the Δ (in sq. m) formed by the graphs of three equations x=4,y=3 and 3x+4y=12 is : ?



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Q.7
The circumradius of that Δ which is formed by x-axis, y-axis and 4x+3y=12; is : ?



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Q.8
Two simple linear equations a 1 x+ b 1 y+ c 1 =0 and a 2 x+ b 2 x+ b 2 y+ c 2 =0 has an infinite number of solutions if -



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Q.9
If  the equations of two parallel lines are  2x+3y=k and 4x+6y=8 , which of the following is correct ?



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Q.10
If straight line 3x+5y=24 intersects x-axis at any point then co-ordinates of that point is ?



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Q.11
If graph of the equation 4x+3y=12 intersect the coordinate axes at the points A and B then the length of hypotenuse of ΔAOB is :



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Q.12
The area of Δ formed by y-axis, xy=1 and 2x+y=8 is :



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Q.13
For which value of k, the polynomial 2 x 4 +3 x 3 +2k x 2 +3x+6 is completely divisible by x+2 ?



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Q.14
If point (3,4) is situated on the graph of equation 3y=ax+7 then the value of a is :



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Q.15
What will be the area of that Δ which is formed by x-axis and lines of equations 2x+y=6 2xy+2=0 .



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Q.16
For which value of a; (xa) is a factor of polynomial f(x)= x 5 a 2 x 3 +2x+a3 ?



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Q.17
Area of the  Δ formed by A(2,0),B(6,0)&C(4,6) is :



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Q.18
One factor of polynomial f(x)= x 3 + x 2 17x+15 is :



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Q.19
For which value of x the distance between points  (x,1) and  (3,2) will be 5 ?



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Q.20
The co-ordinates of points P, Q and S are (a t 2 ,2at), ( a t 2 , 2a t ) and (a,0) respectively then 1 SP + 1 SQ =?



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