A function is for every input, you get 1 output
so sale items purchased to cost
if bought 1 then paid c (original cost)
if bought 2 then paid c ( buy 1 get one)
so it is a functinon because it is only not a function if
bought x and pay y or z, can only be 1
so it is a functnion
Answer:
1/2 a cup of water
Step-by-step explanation:
1200 (1+.8 * 30/12) = 1740.00
1740.00 - 1200 = $540
Answer:
the same as 1 and 2
Step-by-step explanation:
you should watch it care Fully and understand it's too esay .