expansions

Use binomial theorem to write the expansion of (2 x - y ) 4 . => 1 6 x 4 + 3 2 x 2 y + 2 4 x 2 - 8 x y 3 or 1 6 x 4 - 3 2 x 3 y + 2 4 x 2 y 2 - 8 x y 3 + y 4 or 1 6 x 4 - 3 2 x 3 y - 2 4 x 2 - 8 x y 3 - y 4 or None of the above..

Write the sum of the coefficients of all the terms of the expansion ( 3 x + 6 y ) 4 . => 2592 or 1377 or 2511 or 1782..

Find the value of middle term in the expansion of ( x y + y x ) 16 . => 12870 x 8 y 8 or 12870 or 40320 x 8 y 8 or 218790..

Find the coefficient of the term x 10 y 4 in the binomial expansion ( x + y ) 14 . => 1002 or 1000 or 1004 or 1001..

Find the coefficient of the term x 3 y 3 the expansion of ( x - 8 y ) 6 . => -40240 or -10240 or -30240 or -20240..

The number of terms in the expansion of (a + b) n depends on the index n. The index n is either even or o..

If a and b are positive numbers, then the above method can also be applied to find the numerically greatest term in the expansion of (a - b) n..

During this phase, the newly formed cells absorb water by osmosis resulting in the increased turgidity and expansion and dialation of the elastic cell wall. In the initial stages, the cell enlargement occurs in all directions but is later confined to a specific directi..

The number of terms in the expansion of (a + b) n depends on the index n. The index n is either even or od..

Find the general term T r + 1 in the expansion of (a + b) n..