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Write True or False If 0^@lealphale90^...

Write True or False
If `0^@lealphale90^@`then the minimum value of `(sec^2 alpha+ cos^2 alpha)` is 2.

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UNITED BOOK HOUSE-BEGUNKODAR HIGH SCHOOL-EXERCISE
  1. Write True or False If A alpha 1/C and C alpha 1/B, then A alpha B.

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  2. The angle in the segment of a circle which is less than a semi circle ...

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  3. Write True or False If 0^@lealphale90^@then the minimum value of (s...

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  4. Write True or False Height, radius and slant height of a right circ...

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  5. Write True or False Mode of 2,3,5,10,5,3,5 is 10.

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  6. If the amount of Rs 100 for 2 years is Rs 121, then find the rate of c...

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  7. In a partnership business, the ratio of the capital of A,B,C is 1/6:1/...

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  8. If p:q = 5:7 and p-q = -4 , then find the value of 3p+4q.

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  9. Write down the methods of milk preservation.

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  10. O is the incentre of triangleABC and if <BOC = 140 then <BAC=?

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  11. In trapezium ABCD, BC||AD and AD = 4cm. Diagonals AC and BD intersect...

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  12. O is the circumcentre of triangleABC and D is the mid point of BC. If ...

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  13. If tan40×tan6θ=1 and 6θ is a positive acute angle. find the value of θ...

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  14. In a circle, if an arc of 220 cm length subtends and angle of measure ...

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  15. The ratio of the length of base radii of a right circular cylinder and...

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  16. If each edge of a cube is increased by 50% , then how much the total s...

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  17. Find the value of overset(10)underset(i=1)sum(10xxi).

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  18. Rahimchacha takes a loan amount of Rs 2,40,000 from a bank for constru...

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  19. Through the publicity of road safety programmes the street accident in...

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  20. The ratio of the roots of the quadratic equation ax^2+bx+c=0(a!=0) is ...

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