Answer:
-0.85714285714
Rounded answer:
-0.86
Step-by-step explanation:
Answer: x= 9,-8
Step-by-step explanation:
ANSWER
EXPLANATION
The given equation is

We divide through by 4 to obtain;

This can again be written as:

This is the equation of a circle centered at the origin with radius 4 units.
The graph is shown in the attachment.
Answer:
4.3 x 10^-9
Step-by-step explanation:
Convert to base 10 and move decimal 9 to right
The square root of 32 is 5.65685