Show your work..Factor completely. 1. 3×^2+10×-8 2. 2v^2 – 5v – 12 3. 12y^2+1

Show your work..Factor completely.
1. 3×^2+10×-8
2. 2v^2 – 5v – 12
3. 12y^2+11y+2
4. 6s^2 – 7s+2
5. 21b^2+89b+50
6. 10×^2 – 5×-15
7. 3r^3+16r^2+5r
8. 10 – 29v+10v^2
Show your work Factor by grouping
1. 18×^3 – 81x^2+2× – 9
2. 2×^3 +5×^2 – 4×-10
3. 7×^3 +49×^2+8×+56
4. 5×^3 – 45×^2-×+9
5. y^3-y^2 – 7y+10
6. X^3+3×^2 – 8×-24
Factor by grouping Show your work
1. 30 a^2+25a+36a+30
2. 3y^2+21y – 7y – 49
3. 18t^2 – 15t – 6t+5
4. 2a^3 – 32a^2 – 450a
5. 5a^6 – 30a^5 – 135a^4
6.5y^2 – 60y – 225