Answer:
6(√2 - 5√3).
Step-by-step explanation:
3√2 ( 2 - 5 √6)
= 6√2 - 15√12
= 6√2 - 15√4√3
= 6√2 - 30√3
= 6(√2 - 5√3)
Three decimals:
5.414
5.415
5.416
Ordered decimals:
5.414,5.415,5.416,5.417,5.418
so, x =

and y =

Hence, the answer is the first one.
Multiply by -2.
x > -8
_____
Multiplying or dividing by a negative number causes the direction of the relationship to change.