1. Give the domain of the function g(y) = 9/Y^(2+6Y+9) Select the correct choice below, and if necessary, fill in the answer box to complete your choice.
A.The domain of g is ( , ].
B.The domain of g is ( , ).
C.The domain of g is [ , ).
D.The domain of g is (-â,â)minusâ{ }.
2. Use a graphing calculator to find (a) the maximum value of f(x) and (b) the minimum value of f(x) for the indicated values of x. F(x)=-0.4x^3 -0.7x^2+5x-5 where -6â¤xâ¤4
The maximum value of f(x) in the intervals occurs when
x=
y=
The minimum value for X= Y=
3. Find the general linear equation (Ax+By+C= 0) of a straight line that passes through (negative 5â 55 ) and has a slope of â1\2 , and sketch the line.
The general linear equation is 0=