What is the pattern in this sequence? 1,9,17,25,select from the drop-down menus to correctly complete the rule. part aadd, multiply by, subtract, divide bypart b9,8,-5,-9

What is the missing step in this proof ?

Could somebody me with this radical simplification?

Ms.ortiz sells tomatoes wholesale. the function p(x)=-80x^2+320x-10, graphed below, indicates how much profit she makes on a load of tomatoes if she makes on a load of tomatoes if she sells them for 4-x dollars per kilogram. what should ms.ortiz charge per kilogram of tomatoes to make on a load of tomatoes?