(a-b)^3=a^3-3a^2*b+3a*b^2-b^3
(m-4)^3=m^3-3m^2*4+3m*4^2-4^3=m^3-3*4*m^2+3m*16-64=m^3-12m^2+48m-64
(m-4)^3= m^3-12m^2+48m-64
write m minus 4 squared as a trinomial
2 answers
(m-4)^2=m^2-2*m*4+4^2=m^2-8m+16
2 answers