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If x tan 60^@+ cos 45^@ = sec 45^@ then ...

If `x tan 60^@+ cos 45^@ = sec 45^@` then the value of `x^2+ 1` is
यदि `x tan 60^@+ cos 45^@ = sec 45^@` है, तो `x^2+ 1` का मान है

A

`6//7`

B

`7//6`

C

`5//6`

D

`6//5`

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CHAMPION PUBLICATION-2016 TIER-II PAPER(16)-EXERCISE
  1. If the parallel sides of a trapezium are 8 cm and 4 cm, M and N are th...

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  2. DeltaABC is isosceles having AB = AC and angleA=40^(@) Bisectors PO an...

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  3. An equilateral triangle of side 6 cm is inscribed in a circle. Then ra...

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  4. In a circle with centre O, AB is a diameter and CD is a chord which is...

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  5. Two chords AB and CD of a circle with centre O intersect at P. If angl...

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  6. If x tan 60^@+ cos 45^@ = sec 45^@ then the value of x^2+ 1 is यदि x...

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  7. x,y, be two positive acute angles , x+ylt90^(@)andsin(2x-20^(@))=cos...

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  8. If a^(2)sec^(2)x-b^(2)tan^(2)x=c^(2) then the value of (sec^(2)x+t...

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  9. The value of (1+sec20^(@)+cot70^(@))(1-"cosec"20^(@)+tan70^(@)) is...

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  10. If tan^4 theta+ tan^2 theta=1 then the value of cos^4 theta+cos^2 thet...

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  11. The value of 8(sin^(6)theta+cos^(6)theta)-12(sin^(4)theta+cos^(4)the...

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  12. An aeroplane flying horizontally at a height of 3 Km. above the groun...

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  13. If the angle of elevation of the sun decreases from 45^(@) to30^(@) , ...

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  14. The angle of elevation of the top of a tower , vertically erected in t...

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  15. The angle of elevation of the top of an unfinished pillar at a point 1...

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  16. Read the following pie-charts carefully to answer the questions. ...

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  17. Study the following pie-charts carefully and answer the questions. ...

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  18. Read the following pie-charts carefully to answer the questions. ...

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  19. Study the following pie-charts carefully and answer the questions. न...

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  20. Read the following pie-charts carefully to answer the questions. ...

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