Question

(2m - 8n)2+ (2m + 8n)2

Answer 1

Answer:

Step-by-step explanation:

2(2m - 8n) + 2(2m + 8n)

-> 4m - 16n + 4m + 16n [Distributive property]

-> 8m -16n + 16n = 8m

Hope u understood :)

Plz mark as brainliest :)

Answer 2

Answer:

$8m^2+128n^2$

Step-by-step explanation:

$Expand \: the \: terms \: using \: (a+b) ^2=a^2+2ab+b^2 \: formula$

$4m^2-32mn+64n^2+4m^2+32mn+64n^2$

$8m^2+128n^2$