SOLUTION: 1. Write the equation in general form. (y + 1)(y + 2) = 5 2. The daily profit from the sale of a product is given by P = 36x − 0.2x2 − 150 dollars. (a) What level

Question 1088555: 1. Write the equation in general form.
(y + 1)(y + 2) = 5
2. The daily profit from the sale of a product is given by P = 36x − 0.2x2 − 150 dollars.
(a) What level of production maximizes profit? ----Units
(b) What is the maximum possible profit? -----$

Answer by ikleyn(52787)   (Show Source): You can put this solution on YOUR website!
.
On finding the maximum/minimum of a quadratic function see the lessons
    - HOW TO complete the square to find the minimum/maximum of a quadratic function (*)
    - Briefly on finding the minimum/maximum of a quadratic function (*)
    - HOW TO complete the square to find the vertex of a parabola (*)
    - Briefly on finding the vertex of a parabola (*)
    - A rectangle with a given perimeter which has the maximal area is a square
    - A farmer planning to fence a rectangular garden to enclose the maximal area
    - A farmer planning to fence a rectangular area along the river to enclose the maximal area
    - A rancher planning to fence two adjacent rectangular corrals to enclose the maximal area
    - Using quadratic functions to solve problems on maximizing revenue/profit
    - OVERVIEW of lessons on finding the maximum/minimum of a quadratic function

Look into the lessons marked (*) at the first turn.

Also, you have this free of charge online textbook in ALGEBRA-I in this site
    - ALGEBRA-I - YOUR ONLINE TEXTBOOK.

The referred lessons are the part of this textbook under the topic "Finding minimum/maximum of quadratic functions".

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SOLUTION: 1. Write the equation in general form. (y + 1)(y + 2) = 5 2. The daily profit from the sale of a product is given by P = 36x &#8722; 0.2x2 &#8722; 150 dollars. (a) What level

SOLUTION: 1. Write the equation in general form. (y + 1)(y + 2) = 5 2. The daily profit from the sale of a product is given by P = 36x − 0.2x2 − 150 dollars. (a) What level