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UNITED BOOK HOUSE-PATHA BHAVAN-EXERCISE
- If x/y inftyx+y and y/x infty x^2-xy+y^2, then show that x^3+y^3 is co...
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- If a/(4-a)+b/(4-b)+c/(4-c)=1 prove that 1/(4-a)+1/(4-b)+1/(4-c)=1
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- if a:b = b:c prove that ((a+b)/(b+c))^2 = (a^2+b^2)/(b^2+c^2).
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- State and prove Pythagoras theorem.
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- If two circles touch each other externally then the point of contact w...
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- In a triangle PQR, anglePQR = 90^@ S is any point onQR. Prove that PS^...
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- AB is a diameter of a circle with centre O and AC is a chord . The str...
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- Answer any one question : Draw an equilateral triangle of side of 6 c...
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- Geometrically find the value of sqrt(15).
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- If xsin^3a+ycos^3a = sin a cos a and x sin a- y cos a = 0, then show t...
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- find the value of (2 tan 30^@ cos 60^@)/(1+tan^2 30^@)-(tan^2(45^@)-1/...
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- If 2sinA-1 = 0 then show that sin3A = 3 sinA -4sin^3A.
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- The upper part of a lamp-post is broken by strom and the top touches t...
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- If the angle of elevation of the Sun is 60^@, then the length of the s...
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- The area of curved surface of right circular cylinder is 880sq.cm. and...
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- From a solid iron sphere of diameter 18cm, a right circular cylindrica...
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- The vertical height of a conical text tent is 10 metre and diameter of...
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- Find the median from the following given data.
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- In the frequency distribution table given below, the average daily wag...
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- find the mode from the following given data.
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