3 years ago

Subtract 5y ^ 2 - 6y - 11 from 6y ^ 2 + 2y + 5 .

1 answer:

6 0

Step-by-step explanation:

$(6 {y}^{2} + 2y + 5) - (5 {y}^{2} - 6y - 11) \\ = 6 {y}^{2} + 2y + 5 - 5 {y}^{2} + 6y + 11 \\ = 6 {y}^{2} - 5 {y}^{2} + 2y + 6y + 5 + 11 \\ = {y}^{2} + 8y + 16$

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