3 years ago

4.(-x 4 + 13x 5 + 6x 3 ) + (6x 3 + 5x 5 + 7x4)

Mathematics

1 answer:

grigory [225]3 years ago

3 0

Answer:

140

Step-by-step explanation:

=(-4+55+18)+(18+25+28)

=69+71

=140

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Step-by-step explanation:

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