Math, asked by aliya399, 4 months ago

simplify:(3m-4n)²+(3m+4n)²

Answers

Answered by aribamalik

2

Answer:

18m^2

Step-by-step explanation:

(3m-4n)²+(3m+4n)²

9m^2-16n^2+9m^2+16n^2

18m^2

Answered by gayennupur

0

Answer:

36m²

Step-by-step explanation:

let,

(3m-4n)²= a

(3m+4n)²=b

we know that,

a²+2ab+(b)²=(a+b)²

(3m-4n+3m+4n)²

(3m+3m)²

(3m)²+2×3m×3m+(3m)²

9m²+18m²+9m²

36m²

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