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MATHEMATICS—2003 (Set III—Delhi)


Note: Except for the following questions, all the remaning questions have been asked in Set I, Set II .D. B., 2003.

SECTION - A 

Q. 3. If show that

Q. 8. Evaluate:

Q. 13. In a correlation analysis, the following values are obtained about the variables

Predict the value of y when the value of x is 6.

Q. 15. Prove that:

Q. 16. Using matrix method, solve the following equations:

SECTION - B

Q. 20. Three forces P, Q and R acting at Q, the circumcentre of a triangle ABC, along OA, OB and OC are in equilibrium. Show that

Q. 25. Solve the following differentia equation:

SECTION - C

Q. 20. Calculate the first four moments of the following data about 5:
5, 7, 9, 3, 4

Q. 22. A merchant in London buys dollars when rate is and sells when it falls to . If he makes a profit of in the transaction, find his original investment.

Q. 23. A, B, C and D entered into a partnership. A, B, C respectively subscribed part of the capital and rest was subscribed by D. D is working partner and gets 4% of the total profit for that. The rest is divided amongst A, B, C and D in the ratio of their capitals. Find the shares of A, B. C and D in a total annual profit of Rs. 10,00,000.

Mathematics 2003 Question Papers Class XII
Delhi Outside Delhi Compartment Delhi Compartment Outside Delhi
Indian Colleges Set I Indian Colleges Set I Indian Colleges Set I Indian Colleges Set I
Indian Colleges Set II Indian Colleges Set II Indian Colleges Set II Indian Colleges Set II
Indian Colleges Set III Indian Colleges Set III