How do I solve this ? (5+i)(4-2i)

Using two or more complete sentences, describe how you can find a vector parallel to b=-2,3

Adozen bananas weigh 3 pounds how many ounces does 1 banana weigh

Afamily has five members. a mom, a dad, two sisters, & a brother. the family lines up single file. what is the probabillity that the mom is at the front of the line