Lec 13 Orbits कक्षक, 11th Chemistry

Organic Chemistry पढ़ने का Best Trick | 12th Chemistry | Organic Chemistry | Important Topic in Board

In a class, 18 students took Physics, 23 students took Chemistry and 24 students took Mathematics of these 13 took both Chemistry and Mathematics, 12 took both Physics and Chemistry and 11 took both Physics and Mathematics. If 6 students offered all the three subjects, find: (i) The total number of students.

The 9th term of an AP is -32 and the sum of its 11th and 13th terms is -94. Find the common difference of the AP.

12th Chemistry महत्वपूर्ण प्रश्नों का महा-संग्राम | 12th Chemistry Most Important Objective Question

Write the expression a_(n)-a_(k) for the A.P.a,a+d,a+2d,.. Hence,find the common difference of the A.P.for which 11th term is 5 and 13th term is 79

The 5th term of an AP is 20 and the sum of its 7th and 11th terms is 64. The common difference of the AP is