Question
If each letter of the word ‘CUSTOMISATION’ is
replaced by its immediate succeeding letter in the alphabetical series, then which of the following is third alphabet to the right of the 4th alphabet from the left end?Solution
C U S T O M I S A T I O N D V T U P N J T B U J P O Now the third alphabet to the right of the 4th alphabet from the left end is J.
The perimeter of a rectangular field is 34 metres and its area is 60 m2 . What is the length of the diagonal of this field?
If the sum of the coefficients in the expansion of (a + b)n is 16384, then the greatest coefficient in the expansion is
The coefficients of ap and aq in the expression of (1 + a)p+q are
(i) Equal
(ii) Equal with opposite sign...

Find both the maximum value and the minimum value respectively of 3a4 minus; 8a3 + 12a2 minus; 48a + 25 on the interval...
Find the coefficient of x⁴ in (2x – 3/x)⁶.
If the sum of the coefficients of all even powers of x in the product (1 + x + x2 + … + x2n) (1 – x + x2 – x...

