By selling 18 table fans for Rs 11,664 a man incurs a loss of 10%. How many fans should be sold for Rs.17,424 to earn 10% profit?
x= 17424/792 x=22.
If the sum of the coefficients of all even powers of x in the product (1 + x + x2 + … + x2n) (1 – x + x2 &...
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...
If the sum of the coefficients in the expansion of (a + b)n is 16384, then the greatest coefficient in the expansion is
