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cos A(sec A-cos A)(cot A+tan A) =?...

`cos A(sec A-cos A)(cot A+tan A)` =?

A

sec A

B

cot A

C

sin A

D

tan A

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CHAMPION PUBLICATION-2019 TIER-II PAPER (1)-EXERCISE
  1. An article marked 35% above its cost. If a profit of 20% is earned by ...

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  2. A certain number of students from school X appeared in an examination ...

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  3. cos A(sec A-cos A)(cot A+tan A) =?

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  4. On selling an article for Rs. 123.40, the gain is 20% more than the am...

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  5. Surekha borrowed a sum of money and returned it in two equal annual in...

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  6. If sin 3A=cos(A+10), where 3A is an acute angle, then what is the valu...

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  7. A can do a piece of work in 15 days, B is 25% more efficient than A an...

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  8. In triangle ABC, angle A- angle B =33^@, angle B- angle C=18^@,What is...

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  9. The sum of the present ages of father and a son is 52 years. Four year...

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  10. The value of (2. bar 4xx0. bar 6 xx3xx0.1 bar 6)xx[0. bar 27xx(0.8 bar...

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  11. In triangle ABC,the bisector of angle A intersect side BC at D. If AB=...

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  12. As observed from the top of a lighthouse, 120 sqrt3 m above the sea le...

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  13. In a circle with centre O, a diameter AB is produced to a point P lyin...

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  14. The areas of three adjacent faces of a cuboidal tank are 3 m^2, 12m^2 ...

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  15. The marked price of an article is 40% above its cost price. If its se...

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  16. The graph of the equations 3x-20y-2=0 and 11x-5y+61=0 intersect at P(a...

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  17. (1/(cos theta)-1/(sin theta))+1/(cosec theta-cot theta)-1/(sec thet...

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  18. In triangle PQR, angle Q=90^@, If cot R=1/3, then what is the value o...

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  19. If 3x^2-5x+1=0, then the value of (x^2+ 1/(9x^2)) is : यदि 3x^2-5x+1...

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  20. Two positive numbers differ by 1280. When the greater number is divide...

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