If the ratio of the sum of m terms and n terms of an AP be M2:N2, prove that the ratio of its m-th and m-th term is (2m-1):(2n-1)
Question
The digits of two digit number differ by 3. If the digits are interchanged and the resulting number is added to a original number,we get 121 what can be the original number..
How many words can be formed out of the letters of the word SMILE taking all the letters at a time
differentiation of sec x is secx tanx
so according to this answer of this ques should be [sec(tan root x) tan(tan root x) sec square root x] upon 2 root x
so according to this answer of this ques should be [sec(tan root x) tan(tan root x) sec square root x] upon 2 root x
