Question

find the sum of the following expressions 3y³-2y²-7y + 5,6- 4y + y³-5y²,4y²-5y³+6y-10​

Answer 1

Answer:

1-y³-3y²-5y.

Step-by-step explanation:

3y³-2y²-7y + 5+6- 4y + y³-5y²+4y²-5y³+6y-10

= 4y³-5y³-7y²+4y²-11y+6y+11-10

= -y³-3y²-5y+1

Answer 2

Answer:

$- y3 - 3y2 - 5y + 1$

Step-by-step explanation:

$3y {}^{3} - 2y {}^{2} - 7y + 5 + 6 - 4y + y {}^{3} - 5y {}^{2} + 4y {}^{2} - 5y {}^{3}6y - 10 \\ =)4y {}^{3} - 5y {}^{3} - 7y {}^{2} + 4y {}^{2} - 11y + 6y + 11 - 10 \\ =) - y {}^{3} - 3y {}^{2} - 5y + 1$

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