Soit I = [-1;1] on definit une loi # sur E par : x#y = x+y-xy montrer que # est un loi de composition interne commutative et associative

the answer is 62.8 cubic units

on monday rodney ate 1/4th of the sandwich = 3/12

on tuesday he ate 1/3rd of the sandwich = 4/12

therefore in total he has eaten = 3/12 + 4/12 = 7/12

thus we can say that he has eaten 7/12 of the sandwich on monday and tuesday alltogether.

happy to

pls mark as brainliest.

the answer is

d.

5.3066 m2

step-by-step explanation: