Mathematics - Algebra - Quadratic Equations
Not what you're looking for?
Please see the attached file for the fully formatted problems.
1.
a) Solve 3x^-7x-5=0 What are the solutions?
b) Find the x-intercepts of f(x) = 3x^2-7x-5 What are the x-intercepts?
2. Write a quadratic equation having the given number as solutions: -8 and -1
3. Write a quadratic equation in the variable x having the given number as solutions. Type the equation in standard form, ax^2 + b x + c =0
Solution: 6, only solution the equation is ? =0
4. Write a quadratic equation in the variable x having the given number as solution. Type the equation in stander form, ax^2 + bx + c = 0
-sqrt6, 8sqrt6
Purchase this Solution
Solution Summary
Complete, Neat and Step-by-step Solutions are provided.
Solution Preview
(1) (a) 3x^2 - 7x - 5 = 0
x = [-b +_ sqrt(b^2 - 4ac)]/2a
x = [7 +_ sqrt{(-7)^2 - 4 * 3 * -5}]/2(3)
x = [7 +_ sqrt ...
Purchase this Solution
Free BrainMass Quizzes
Graphs and Functions
This quiz helps you easily identify a function and test your understanding of ranges, domains , function inverses and transformations.
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.
Probability Quiz
Some questions on probability
Geometry - Real Life Application Problems
Understanding of how geometry applies to in real-world contexts
Multiplying Complex Numbers
This is a short quiz to check your understanding of multiplication of complex numbers in rectangular form.