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If 5 times of a positive whole number is less by 3 than twice of its square, then find the numbers?

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UNITED BOOK HOUSE-GARDEN REACH BIHARI DAS GIRL'S -EXERCISE
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  2. A, B, C start a business jointly investing ₨. 1,80,000 in together. A ...

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  3. If 5 times of a positive whole number is less by 3 than twice of its s...

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  4. In a garden trees are planed in rows. The number of trees in each row ...

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  5. Simplify : 1/(sqrt2+sqrt3)-(sqrt3+1)/(2+sqrt3)+(sqrt2+1)/(3+2sqrt2)

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  6. If x/y alphax+y and y/x alpha x-y, then show that x^2-y^2= constant.

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  7. If x/y= (a+2)/(a-2) show that (x^2-y^2)/(x^2+y^2)=(4a)/(a^2+4)

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  8. Answer any one : If a/b+c = b/c+a = c/a+b, then prove that each ratio...

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  9. Prove that if any straight line passing through the centre of a circle...

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  10. If two tangents are drawn to a circle from a point outside it, then th...

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  11. In triangleABC, anglaBAC = 90^@ , if CD is a median of triangleABC, th...

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  12. AC is a diamter of a circle with centre O, If triangleABC is cyclic an...

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  13. Construct an equilateral triangle with side 6 cm. Draw the in circle o...

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  14. Draw a cricle with centre at O having the length of radius 2.5 cm. Tak...

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  15. Find the value of sin^2 pi/3-sec^2 pi/4-cosec^2 pi/4+ cot pi/4.

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  16. If (sin theta) (x) = (cos theta)/(y), then prove that sin theta - cos ...

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  17. show that (1-sin^2 alpha)(1-cos^2 alpha)(1+cot^2 alpha)(1+tan^2 alpha)...

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