Answer:
see below
Step-by-step explanation:

and since f(x)=g(x) the same process applies to g(f(x))
Answer:
The square root will be about 4 because the formula for square root is √(x^2) = x
Step-by-step explanation:
Answer:
Solution given:
Centre(h,k)=(-5,-9)
radius (r)=7
we have
Equation of a circle is;
(x-h)²+(y-k)²=r²
Substituting value;
(x+5)²+(y+9)²=7²
<u>(x+5)²+(y-9)²=49 is a required equation of a circle</u>.
Problem A,B,C, and D can be solved using 3*6=18 or 6*3=18