Answer:
Step-by-step explanation yes
404,991
PEMDAS
Multiplication comes before subtraction
900x450=405,000
405,000-9=404,991
Answer:
(a)

(b)

(c)

(d)

Step-by-step explanation:
(a)

we can use property of exponent

we get


........Answer
(b)

we can use property of exponent

we get


........Answer
(c)

we can use property of exponent

we get



........Answer
(d)

we can use property of exponent

we get


we can use property

........Answer
1,099= 1,100
HOPE THIS HELPS!!!
Use the midpoint formula it’s pretty straightforward from there. (-4.5 , -2)