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Find the area of the triangle formed by ...

Find the area of the triangle formed by the straight lin `x cosalpha+ysinalpha=P`and two coordinates axis.

A

a)`Pcosec2alphasq.unit`

B

b)`P^2cosec2alpha sq.unit

C

c)`1/2pcosec2alpha sq.unit`

D

d)`1/2p^2cosec2alpha sq.unit`

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UNITED BOOK HOUSE-MODEL QUESTION PAPERS-SET 2-EXERCISE
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  2. If the roots of the equation (x-alpha)(x-beta)=c is a,b;then the equat...

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  3. Find the area of the triangle formed by the straight lin x cosalpha+ys...

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  7. How many numbers of five digits can be formed with the digits 0,1,2,3,...

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  8. The A.M of 1,2,3,4,…..100 is

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  15. Which term of the expansion of (2x^2-x^-1)^12is the term independent o...

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  16. Find the least value of a when a+b=4 and 2a+3ble25

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  17. Find the perpendicular distance from (2,3,4) to x- axis and z- axis.

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  18. Convert the straight line sqrt3x+y+14=0 into normal form.

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  19. Evaluate :lim(xrarra)(root(3)(x)-root(3)(a))/(x-a)

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  20. IS the derivative of the function f(x)=|x| at x=0.possible?

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