(i) A man buys 250, ten-rupee shares each at Rs 12.50. If the rate of dividend is 7%, find the:
(a) dividend he receives annually.
(b) percentage return on his investment.

(ii) Solve the following inequation, write the solution set and represent it on the real number line.


(iii) Prove the following trigonometry identity:
(sinθ + cosθ) (cosecθ - secθ) = cosecθ.secθ - 2 tanθ

Solution

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