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In /\XYZthe equation of the perpendicula...

In `/_\XYZ`the equation of the perpendicularbisector of XY and XZ arc x-y + 5 = 0 and x + 2y= 0, If the coordinate of x is (1.-2),■ then find the equation of YZ.

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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 9-EXERCISE
  1. In how many ways can the crew of an 8-oared boat be arranged if 2 of t...

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  2. Express(sqrt3-i)/(1-sqrt3i)in modulus amplitude form

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  3. In /\XYZthe equation of the perpendicularbisector of XY and XZ arc x-y...

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  4. Find the co-ordinate of the image of the point (-3, -1), with respect ...

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  5. Show that the circle with the portion of the line 3x + 4y = 12 interce...

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  6. Find the equation to the locus of a point whose distance from YZ plane...

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  7. Evaluate the following limits :lim(xrarr0)(xtan2x-2xtanx)/((1-cos2x)^2...

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  8. If f(x)=|x-1|1+x^2.Is f'(x) exist?examine it.

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  9. Using contrapositive method show tha the compund statement .is true or...

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  10. Show that sqrt3is irrational. (Use the method of contradiction).

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  11. If the letters of the word PROBABILITY be arranged at random, find the...

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  12. AM and SD of 7- observations are 8 and 4. If 5.of the 7 observations a...

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  13. Find the maximum and minimum value of 5costheta+12sintheta+12

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  14. Show that the equations,sin^2theta=sin^2alpha,cos^2theta=cos^2alphaand...

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  15. Solve :barz=iz^2(z being a complex number)

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  16. Find the sum of the numbers from 1 to 100 which are not divisible by 3...

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  17. Out of 17 comodities 12 are same type and 5 are different type. Find t...

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  18. Show that the equation of the cord.of the parabola x^2=4aythrough (x1,...

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  19. Find the equation of the ellipse whose foci are (2, 3) and (-2, 3) and...

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  20. Find the equation of a hyperbola whose focus. equation of directrix an...

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