Q: A cube minus b cube a plus b the whole cube?

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The cube of A plus B is either A**3 + B or (A + B)**3 depending on what you intended to be cubed.

Yes, A minus is better than a B plus.

(a + b+ c)3 = a3 + b3 + c3 + 3a2b + 3ab2 + 3b2c + 3bc2 + 3c2a + 3ca2 + 6abc

a3+b3=(a+b)3-3a2b-3ab2

That depends what the values of k and b are.

Related questions

'a' minus 'b' whole cube is equal to 'a cube' minus 'b cube' minus (3 a square b ) plus (3 a b square) . .. .....thanks

(a+b)cube = a cube + b cube + 3a square b + 3ab square

(a + b)3 = a3 + 3a2b + 3ab2 + b3

(a3-b3) = (a-b) (a2+ab+b2)

its B

The cube of A plus B is either A**3 + B or (A + B)**3 depending on what you intended to be cubed.

(a + b + c)3 = a3 + b3 + c3 + 3(a2b + ab2 + b2c + bc2 + ca2 + ac2) + 6abc

a square minus b square

Yes, A minus is better than a B plus.

(a + b+ c)3 = a3 + b3 + c3 + 3a2b + 3ab2 + 3b2c + 3bc2 + 3c2a + 3ca2 + 6abc

a3+b3=(a+b)3-3a2b-3ab2

a3 + b3 + c3 + 2(a2)b + 2(b2)c + 2(a2)c + 2ab2 + 2(c2)b +abc