Answer:
it is B
Step-by-step explanation:
Answer:
12=12
Step-by-step explanation:
4.2÷0.35=420÷35
12=12
12-12=0
0=0
Answer a because...................
Answer:
73/5
Step-by-step explanation:
First simplify the expression into polynomial form,



Now factor into,

Which means the solutions are,


and then two complex solutions because determinant of the third factor
,



Hope this helps :)