Answer:
1/2x plus -2
Step-by-step explanation:
Good!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
First, we are going to rewrite it as a parabola equation.
Rewrite.
Divide by 8.
Factor out coefficient.
Then, we are going to convert x into square form.
Convert the whole expression into square form.
Simplify.
Subtract 6 from both sides.
Divide by coefficient.
Rewrite in standard form.
The radius of the circle will be -2. Also, no matter what the sign says, the radius has to always be positive.
Have a nice day! :)
The answer is:
(null hypothesis) u=2.7; Ha(alt hypothesis): u<2.7