Question

If (a-b) = 1, & ab=6; find (a^3-b^3) (step by step)​

Answer 1

Answer:

idk srry

Step-by-step explanation:

Answer 2

Answer:

a^3-b^3= (a-b) ( a^2+ab+b^2)

from (a-b)^2 =a^2+b^2+2ab

( 1) ^2 = a^2+b^2+ 2 (6)

1 = a^2+b^2+ 12

a^2+b^2= -11

so, a^3-b^3= ( 1 ) ( -11+6)

a^3-b^3 = -5