Solve cslass xii maths exercise 5.7
Question
Which of the following list of number form an AP?
If they form an AP write the next two term
-2,2,-2,2,-2
If they form an AP write the next two term
-2,2,-2,2,-2
Maths
June 17, 2018, 11:39 a.m.
Answer
The scalar product of the vectors icap+jcap+kcap with unit vector along the sum of the vectors 2icap+4jcap-5kcap
And lambda icap+ 2jcap+3kcap is equal to1. Find lambda.
for questions no 2
Maths
June 17, 2018, 9:15 a.m.
Answer
What is use of formula in chapter A.P SUMn=n\2(n 1) please explain in simple words