Check over my answers, please

[From: ] [author: ] [Date: 12-06-12] [Hit: ]

2.2.I got 2x^4 + 2x + 10.Thank you!-1.2.......

1. 5x^2 - 6x - 8 = 0.
I got x = -4/5, 2.

2. (-7x - 5x^4 + 5) - (-7x^4 - 5 - 9x)
I got 2x^4 + 2x + 10.

Thank you!

1. Correct

2. Correct

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