The ap consist 25 terms and the middle term is 13 then find the sum of terms
Question
Yash scored 40 marks in a test getting 3 marks for each right answer and losing 1mark for each wrong answer. Had marks been awarded for each correct answer and 2marks been deducted for each incorrect answer then. Yash would have scored 50marks.how many questions were there in the test
Maths
Nov. 1, 2019, 8:30 p.m.
Answer
There is a hexagon MNOPQR of side 5cm (fig 11.20).Aman and Ridhima divided it in two different ways (fig 11.21)?
Maths
Nov. 1, 2019, 8:29 p.m.
Answer
There is a hexagon MNOPQR of side 5cm (fig 11.20).Aman and Ridhima divided it in two different ways (fig 11.21)?
- Find a unit vector prepandicular to each of vector a+b and a-b, where a=3i+2j+2k