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UNITED BOOK HOUSE-KANACHI HIGH SCHOOL-EXERCISE
- If a alpha b and b alpha c, show that a^3+b^3+c^3 alpha 5 abc.
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- If a^2/(b+c)=b^2/(c+a)=c^2/(a+b)=1, show that 1/(1+a)+1/(1+b)+1/(1+c)=...
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- If x/(lm-n^2)=y/(mn-l^2)=z/(nl-m^2), then show that lx+my+nz=0
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- Answer any One queation : Prove that, if a perpendicular is draw on t...
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- Prove that if two tangents are drawn to a circle from a point outside ...
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- ABCD is a cyclic quadrilaterla. Extended AB and DC intersect at P. Pr...
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- A straight line intersects one of the two concentric circles at the po...
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- Draw the incircle of an equilateral triangle of side 7 cm.
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- Geometrically find the value of sqrt(21),
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- Sum of two angles is 135^@ and their difference is pi^c/12. Find the s...
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- If sin theta+ sin^2 theta = 1, prove that cos^2 theta+ cos^4 theta = ...
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- If x tan 30^@ + y cot 60^@ = 0,2x-y tan 45^@ = 1, then find the value ...
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- The height of two towers are 180 metres and 60 metres respectively. If...
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- A telegraph post is bent at a point above the ground due to storm. Its...
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- The length of radius of cross-section of a solid circular rod is 3.2 d...
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- The ratio of length breadth and height of a cuboid is 3:2:1 and its vo...
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- Three spheres made of copper having the lengths of 3 cm. 4 cm and 5 cm...
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- Ages of 100 patients in a hospital of Mahidual's locaity are given bel...
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- Find the median of heights of the students from the following frequenc...
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- Calculate the mode of the following frequency distribution table.
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