Answer:
Step-by-step explanation:
eq. of circle with center (h,k) and radius=r is
(x-h)²+(y-k)²=r²
reqd. eq. is
(x-2)²+(y+5)²=9²
Answer:
hdjebejdbydvdfdvgdgbehdbdjgdjd
Answer:
x≥2
Step-by-step explanation:
First, write out the equation as you have it:

Then, add
to both sides:

Next, subtract
from both sides:

Finally, divide both sides by
:

or

Therefore: the answer to this inequality/equation is: x≥2
Answer:
see below
Step-by-step explanation:
Scientific notation is a * 10 ^b
a must be a number between 1 ( including 1 ) and less than 10
12 is greater than 10 so it is not scientific notation