Question

( Suma y Resta de un Cubo)
1. ( 2X + 1 )3
=
2. ( 1 - X )3
=
3. ( 3X + Y )3
=
4. ( 3 + 2 )3
=
5. ( 4 - 1 )3
=

Answer 1

(2x + 1)3

3 * 2x + 3 * 1

= 6x + 3

(1 - x)3

3 * 1 - 3x

= 3 - 3x

(3x + y)3

3 * 3x + 3y

= 9x + 3y

(3 + 2)3

5 * 3

= 15

(4 - 1)3

3 * 3

= 9

Suerte, salu2!!!