Question

plz give me the answer of this in full process​

Answer 1

Answer:

$({8m}^{3} - {9m}^{2} + 5m - 2) - ( {5m}^{3} - {3m}^{2} + 7m - 8) \\ = {8m}^{3} - {9m}^{2} + 5m - 2 - {5m}^{3} + {3m}^{2} - 7m + 8 \\ = {3m}^{3} - 6 {m}^{2} - 2m + 6$

Step-by-step explanation:

Hope it helps u:)

Answer 2

Answer:

( 8 m3 -9m2 +5m -2) -( 5m3 - 3m2 +7 -8)

= 8 m3 - 9m2 +5 m -2-5 m3 +3 m2 -7+8

=3m2 - 6m2 -2 m +6

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