Question

write (x-2)^3 in expanded form

Answer 1

a^3-b^3 -3ab (a-b) hope this helps you

Answer 2

$(x - 2) {}^{3} \\ = x {}^{3} + ( - 2) {}^{3} - 3 \times x \times 2(x - 2) \\ = x {}^{3} - 8 - 6x(x - 2) \\ = x {}^{3} - 8 - 6x {}^{2} + 12x \\ = x {}^{3} - 6x {}^{2} + 12x - 8$