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1/(cosectheta(1-cottheta))+1/(sectheta(1...

`1/(cosectheta(1-cottheta))+1/(sectheta(1-tantheta))` is equal to :

A

0

B

1

C

`sintheta+costheta`

D

`sintheta-costheta`

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X BOARDS-QUESTION PAPER 2022 TERM 1 SET 2 STANDARD-SECTION-B
  1. If one of the zeroes of the quadratic polynomial (k-1)x^(2)+kx+1 is -3...

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  2. If the lengths of diagonals of a rhombus are 10cm and 24cm, then the p...

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  3. In the given figure, x expressed in terms of a, b, c, is :

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  4. 1/(cosectheta(1-cottheta))+1/(sectheta(1-tantheta)) is equal to :

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  5. If 'n' is any natural number, then (12)^(n) cannot end with the digit:

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  6. A wire can be bent in the form of a circle of radius 56 cm. If the sam...

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  7. The probability that a non-leap year has 53 Wednesdays, is :

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  8. In the given figure, points A, B, C and D are concyclic and angleCBE=1...

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  9. The x-coordinate of a point P is twice its y-coordinate. If P is eq...

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  10. If the point (x,4) lies on a circle whose centre is at the origin and ...

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  11. The value of theta for which 2 sin 2theta=1 is :

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  12. The number 385 can be expressed as the product of prime factors as

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  13. The difference between circumference and radius of a circles is 111 cm...

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  14. From the letters of the word 'MANGO', a letter is selected at random. ...

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  15. If 17x-19y =53 and 19x-17y =55, then the value of (x+y) is :

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  16. The ratio in which the point (-4, 6) divides the line segment joining...

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  17. If sin theta + sin^2 theta =1, then the value of cos^2 theta + cos^ 4 ...

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  18. The decimal expansion of (43)/(162):

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  19. If the circumference of a circle a tripled, then its area becomes:

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  20. A father is three times as old as his son. In 12 years time, he will ...

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