(b)
A polynomial has the form

± 
+ ....
the only expression fitting this description is : x² + 2x + 7
Answer:
5 bottles
Step-by-step explanation:
a total of $0.80 was paid
6 $0.05 bottles were returned= $0.05×6= $0.30
remainder= $0.80-$0.30= $0.50
amount of $0.10 bottles returned= $0.50÷$0.10= 5
By Sine Rule,
x/sin30° = 8/sin90°
x/0.5 = 8/1
So x = 4.
Answer:
415
Step-by-step explanation:
okay so this is how i do the math in my head
so, 5 x 5 x 5 + 290
5*5= 25
25*5 = 125
125+ 290= 415