I'm having troubles with these problems from a packet I got:
1. 1/x^2-9
2. 2(x-1)^2-(x-1)-1
3. y^2(a-b)-(a-b)
4. c^2+c+1/4
5. (x+1)^2-3(x-1)+2
6. x^4-9x^2+20
7. y^2-1/6y-1/6
8. n^4+2n^2-3
Please help. Thanks.
1. 1/x^2-9
2. 2(x-1)^2-(x-1)-1
3. y^2(a-b)-(a-b)
4. c^2+c+1/4
5. (x+1)^2-3(x-1)+2
6. x^4-9x^2+20
7. y^2-1/6y-1/6
8. n^4+2n^2-3
Please help. Thanks.