Need help with five 11th grade Algebra multiple choice questions (synthetic/long division, polynomials, rational and real roots)

1.) *

Option 4

Option 3

Option 1

Option 2

2.) *

Option 2

Option 1

Option 3

Option 4

3.) *

Option 1

Option 2

Option 4

Option 3

4.) *

Option 4

Option 1

Option 2

Option 3

5.) *

x = -2 & the two other roots are imaginary

x = 3 & the two other roots are imaginary

x = -1 & the two other roots are imaginary

x = 0 & the two other roots are imaginary