Question

Write the following cubes in expanded form :(3)(3 upon 2 x+1)3​

Answer 1

Answer:

i ( 2×+ /1. 3

using identify

( a+b 3=a3+b3+3ab(a+b)

2×1. 3

={2×}3+1 3+(×22××1)(2×+1)

=8×. 5+1 +6×(2×+1)

=8× 3 + 1+6×{2×+1)

Answer 2

Answer:

Step-by-step explanation:

3 * 3 * 3 = 27

(3/2x + 1)3 = ( 3/2x)3 + (1)3

=27/8x3 + 1 + 3(3/2x)(1)(3/2x + 1)

=  27/8x3 + 1 +