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Show that (1 - sin theta)(1 + sin theta)...

Show that `(1 - sin theta)(1 + sin theta) (1 + tan^2 theta)`=1

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Show that sqrt [(1- sin theta)/(1 + sin theta)] = sec theta - tan theta .

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Show that (1 + cos theta)/(sin theta)+ (sin theta)/(1 + cos theta) = 2 cosec theta .

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Show that 1/ Sin theta - Sin theta = Cot theta. Cos theta

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(cos theta)/(1 - tan theta) + (sin theta)/(1 - cot theta) =……...

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BEYOND PUBLICATION-MODEL PAPER-EXERCISE
  1. Compare the areas of two equilateral triangles which are constructed o...

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  2. An ant is at (4,5) on graph sheet mounted of a wall. If it moves to a ...

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  3. Show that (1 - sin theta)(1 + sin theta) (1 + tan^2 theta)=1

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  4. Find the median of the followiing distribution.

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  5. A box contains 25 balls numbered as 1,2,3……….25. A ball is drawn from ...

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  6. A box contains 25 balls numbered as 1,2,3……….25. A ball is drawn from ...

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  7. Prove that a line drawn through the mid-point of one side of a Triangl...

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  8. Vertices of a triangle ABC are A (3,5) B(7,4) and C (10,8). The mid po...

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  9. If tan x = ( 5)/( 12), then find sec x.

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  10. There is a tower beside the road, Rahim standing at the top of the tow...

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  11. A bag contains 6 yellow balls and some green balls. The probability of...

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  12. Ramu has a triangular site. He observes the corners of the triangular ...

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  13. Draw a circle of diameter 6 cm from a point 5 cm away from its centre ...

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  14. If slope of a line is “1” then the angle between the line and X -axis ...

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  15. (sec^4 - tan^4A)/(sec^2 A - tan^2 A)=………

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  16. The angle of elevation of the sun when length of the shadow of a pole ...

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  17. Three coins are tossed simultaneously then probability of getting at l...

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  18. The mean of a data set consisting of 20 observation is 40. If one obse...

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  19. From the figure if angle APB = 70^@ then angle AOB=…..

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  20. The following line has only one point in common to the circle

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