Purchase Solution


Not what you're looking for?

Ask Custom Question

1) Find the coordinates of the vertex for the parabola defined by the given quadratic function.
f(x)=-2x(squared) + 8X - 1

2) An equation of a quadratic function is given -- f(x)= -2X(squared) - 12X + 3
- Determine without graphing, whether the function has a minimum value or a maximum value.
- Find the minimum or maximum value and determine where it occurs.
- Identify the function's domain and it's range.

3) Among all pairs of numbers whose sum is 20, find a pair whose product is as large as possible, what is the maximum product?

Purchase this Solution

Solution Summary

This is a series of problems involving parabolas, quadratic functions, and maximum product.

Solution Preview

We have the following facts about a quadratic function f(x)=ax^2+bx+c.
(1) If a>0, it has minimum point at x=-b/2a, the vertex is at (-b/2a, f(-b/2a)). The parabola is open upward.
(2) If a<0, it has maximum point at ...

Purchase this Solution

Free BrainMass Quizzes
Know Your Linear Equations

Each question is a choice-summary multiple choice question that will present you with a linear equation and then make 4 statements about that equation. You must determine which of the 4 statements are true (if any) in regards to the equation.

Exponential Expressions

In this quiz, you will have a chance to practice basic terminology of exponential expressions and how to evaluate them.

Probability Quiz

Some questions on probability

Multiplying Complex Numbers

This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.

Graphs and Functions

This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.