Question 764954


Question 1:

{{{(-8x^3+x-3)+(2x^3+x^2)-(4x^2+3x-1)}}}

{{{-8x^3+x-3+2x^3+x^2-4x^2-3x+1}}}

{{{2x^3-8x^3+x^2-4x^2+x-3x+1-3}}}

{{{-6x^3-3x^2-2x-2}}}



Question 2:

what is the product of {{{(m-n+k)(m+2n-3k)}}}

{{{(m-n+k)(m+2n-3k)}}}

={{{m^2+2nm-3km-nm-2n^2+3kn+mk+2nk-3k^2}}}

={{{m^2-2n^2-3k^2+nm-2km+5kn}}}


Question 3:

{{{(k-y+3m)^2=(k-y+3m)(k-y+3m)=k^2-ky+3km-yk+y^2-3ym+3mk-3ym+9m^2=k^2-2ky+6km+y^2-6ym+9m^2}}}

Question 4:

using GCF
{{{2(m-1)-3(m-1)^2+2(m-1) }}} 

{{{(m-1)(2-3(m-1)+2) }}} 

{{{(m-1)(2-3m+6+2) }}} 

{{{(m-1)(10-3m) }}} 

Question 5:

Using GCF

{{{5(a+3)^3-2(a+3)+(a+3)^2}}}

{{{(a+3)(5(a+3)^2-2+(a+3))}}}

{{{(a+3)(5(a^2+6a+9)-2+a+3)}}}

{{{(a+3)(5a^2+30a+45-2+a+3)}}}

{{{(a+3)(5a^2+31a+46)}}}