Math, asked by surendrakumar130945, 9 days ago

1-add 2mn ,-4mn. ,8 mn ,6mn
2- add 4x square ,-3x square y ,-7xysquare
3- simplyfy:- z2 + 11z2 -5z -11z2 +52

Answers

Answered by mayanksmriti32

1

Answer:

76 square is correct answer

Answered by 19093

0

Answer:

12mn

6x square

-z square-5z+52

Step-by-step explanation:

hope helpful

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