Math, asked by sachittoppo331, 4 months ago

5x-2x2-8,8x2-7x-9,3+7x2-2x

Answers

Answered by grithachinnu86

3

Answer:

Required sum,

=(5x−2x2−8)+(8x2−7x−9)+(3+7x2−2x)

Collecting like terms,

=2x2+8x2+7x2+5x−7x−2x−8−9+3

=(−2+8+7)x2+(5−7−2)x+(−8−9+3)

=13x2−4x−14

Answered by priyachoudharyaps5

1

Answer:

so he got gh for hghfhgggfgvbvbvvvvv

Step-by-step explanation:

higjrjgj

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