Question

3mn(m-n)+mn(n-m)= m²n-____
find the______​

Answer 1

Answer:

Thankyou.

See the above result.

Answer 2

Answer:

ans is in step-by-step explanation:

Step-by-step explanation:

$3 \: mn \: {5}^{2} - 8 \div 5 + 505. = {38}^{2}$

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