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14-12-2021
Mathematics

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Add −3x2y2z2+12xyz2+7xyz and 10xyz−10xyz2

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14-12-2021

Answer:

3xyz

Step-by-step explanation:

The required sum = 7xyz+(−5xyz)+9xyz+(−8xyz)

=7xyz–5xyz+9xyz–8xyz

=(7–5+9–8)xyz

=(16–13)xyz

=3xyz

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