CBSE Guess > Papers > Important Questions > Class X > 2010 > Maths > Mathematics By Mr. Shivankar Gupta CBSE CLASS X Q. 1. Find the value of p for which gives two equal roots. Q. 2. Find the sum of the first 100 terms following arithmetic progression 1 +3 + 5 + 7 + …………… Q. 3. Find the sum of first ten natural numbers. Q. 4. Find the zeros of the following quadratic polynomial Q. 5. Find the discriminant of the quadratic equation and hence find the Q. 6. Is 184 a term of the sequence 3, 7, 11,…… ? Q. 7. Find the zeros of the following quadratic polynomial Q. 8. A sum of Rs 400 is to be used to award five prizes. If each prize after the first is Rs 20 less than its preceding prize, find the value of each of the prizes. Q. 9. The sum of two numbers is 15 and sum of their reciprocals is . Find the numbers. Q. 10. Find the roots of by the method of completing the squares. Q. 11. Show that the progression 7,2,--3,--8,….. is an A.P. Find its nth term and its 16th Q. 12. A train covers a distance of 300 Km at a certain average speed . If its speed Paper By Mr. Shivankar Gupta |