Purchase Solution

Find vertex and intercepts for the equation and sketch a graph

Not what you're looking for?

Find the vertex and intercepts for the Quadratic function, and sketch its graph, SHOW ALL THE STEPS IN SOLVING THE PROBLEM.
y = x^2 -4x -12

Solution Summary

The vertex and intercepts for an equation are found and a graph is sketched.

Solution Preview

y=x^2-4x-12

Vertex:
Use formula x=-b/(2a) for x-coordinate of y=ax^2+bx+c
In our case
a=1
b=-4
c=-12
So x=4/2=2 is the x-coordinate of the vertex
y=2^2-4*2-12=-16 ...

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.

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.

Probability Quiz

Some questions on probability

Solving quadratic inequalities

This quiz test you on how well you are familiar with solving quadratic inequalities.