If f(x) = x^2-x , find 2f (3)+1

HELP plzzz!

Ineeeeed this is due tomorrow and i dont know the answer can you find all the exponents

Chosen according to the volume of oil it can haul, as shown in at a railway yard, locomotives are used to haul containers carrying the table. locomotive capacity a450 0 -750 cubic feet cg35 750-1,500 cubic feet br73 1,500-2,500 cubic feet yh61 2,500-3,500 cubic feet & the four cylindrical containers listed in the table need to be hauled. cylinder length (ft.) diameter (ft.) fill level a 40 , 12 half b 24 8 full c 16 16 full 6 12 full d match each container to the locomotive needed to haulit a450 cylinder a yh61 cylinder d

The owner of a coffee shop compared the amount of hot coffee per day, in fluid ounces, sold and the daily high temperatures, in degrees fahrenheit, per day. her data are shown in the scatter plot below