How do you solve a quadratic by completing the square. Include every single step.

Step-by-step explanation:

Solving Quadratic Equations by Completing the Square

Step 1) Divide all terms by the coefficient of .

Step 2) Find.

Step 3) Find.

Step 4) Add to both sides of the equation.

Step 5) Complete the square on the left-hand-side of the equation.

Step 7) Take the square root of both sides and solve for the variable.

step-by-step explanation:

from the graph attached below:

domain of graph is the value of x for which the given function profit function p(x) is defined.

(a) the domain represents the number of years for which the outlet will earn a profit.

range of profit function defines the lowest to highest value of profit earned.

(b) the range of this function is (0 , 160 ). for this function, the range represents the outlet's profit earned.

its definatley   this on your answer choice?