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If y=ae^(mx)+be^(-mx), then (d^2y)/dx...

If `y=ae^(mx)+be^(-mx)`, then `(d^2y)/dx^2-m^2y ` is equals to (a).`m^2(ae^(mx)-be^(mx))` (b).1 (c).0 (d).None of these

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CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
  1. Point A and B are in the first quadrant,point O is the origin. If the ...

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  2. In a A B C ,A-=(alpha,beta),B-=(1,2),C-=(2,3), point A lies on the li...

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  3. If y=ae^(mx)+be^(-mx), then (d^2y)/dx^2-m^2y is equals to (a)....

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  4. The vertices of a triangle are A(-1,-7),B(5,1)a n dC(1,4)dot If the ...

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  5. The points (0,8/3),(1,3) and (82 ,30) are the vertices of (A) an obtu...

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  6. Consider the triangle whose vetices are (0,0) , (5,12) and (16,12).

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  7. A Point A divides the join of P(-5,1) and Q(3.5) in the ratio k:1. The...

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  8. Find the equation of the circle having center at (2,3) and which tou...

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  9. If the lines x+y=6 and x+2y=4 are diameters of the circle which passes...

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  10. Find the equation of the circle with radius 5 whose center lies on the...

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  11. The line 2x-y+1=0 is tangent to the circle at the point (2, 5) and the...

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  12. Find the image of the circle x^2+y^2-2x+4y-4=0 in the line 2x-3y+5=0

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  13. If x^2+y^2-2x+2a y+a+3=0 represents the real circle with nonzero radiu...

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  14. Find the equation of the circle having radius 5 and which touches line...

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  15. If the equation p x^2+(2-q)x y+3y^2-6q x+30 y+6q=0 represents a circle...

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  16. If the lines 3x-4y+4=0 and 6x-8y-7=0 are tangents to a circle, then fi...

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  17. Find the area of the triangle formed by the tangents from the point (4...

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  18. Tangents are drawn to x^2+y^2=1 from any arbitrary point P on the line...

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  19. Find the length of the tangent drawn from any point on the circle x^2+...

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  20. Find the locus of a point which moves so that the ratio of the lengths...

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