subract second term from first terms 9 m square minus 2 m - 9 and 2m- 7 m square + 9
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Answered by
0
We can write it in the form of
-7m^2+2m+9
-(9m^2+2m-9)
we shoulg change the sign
we will get the answer is -16m^2+18..
Hope it helped you
-7m^2+2m+9
-(9m^2+2m-9)
we shoulg change the sign
we will get the answer is -16m^2+18..
Hope it helped you
Answered by
2
= 2m - 7m² + 9 - (9m² - 2m - 9)
= 2m - 7m² + 9 - 9m² + 2m + 9
= 2m + 2m - 7m² - 9m² + 9 + 9
= 4m - 16m² + 18
= 2m - 7m² + 9 - 9m² + 2m + 9
= 2m + 2m - 7m² - 9m² + 9 + 9
= 4m - 16m² + 18
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