NEED HELP ASAP WILL GIVE BRAINLIST

What do the potential problems that each side anticipates reveal about the nature of the relationship between masters and indentured servants

If a(x) and b(x) are linear functions with one variable, which of the following expressions produces a quadratic function? (ab)(x) (a – b)(x) (a + b)(x)

What property does soil or rock need to be permeable? a.)young b.)old c.)non porous d.)porosity