Question

me ayuda porfaaa!!!!!!!!!!!!!!!!!

Answer 1

a. 81+72m+8m^{2}
b. x^{20}-10x^{10}y^{2}+25y^{4}
c. 4x^{2}-12xz+9z^{2}
d.16m^{10}+40m^{5}n^{3}+25n^{6}
e. \frac{9}{64}w^{2}-\frac{1}{2}wy+\frac{1}{4}y^{2}
f. \frac{25}{49}a^{4}+\frac{5]{28}a^{2}n+\frac{1}{64}n^{2}