Homework Help: Math---helpppp

Posted by sandra on Saturday, April 28, 2012 at 12:41am.

1)Expand and simplify. Express each equation in standard form.
a) f(x) = -2(x-1)(x+4)(x+1)(x-3)
b) f(x) = (x+2)(x+1)(x+4)
c) f(x) = x(x-6)

2) For each function in question 1. state the degree of the polynomial and identify the type of function

Math---helpppp - Reiny, Saturday, April 28, 2012 at 8:55am
just a lot of number crunching
I will do the 2nd one, I am sure you can do the others

f(x) = (x+2)(x+1)(x+4)
= (x+2)(x^2 + 4x + x + 4)
= (x+2)(x^2 + 5x + 4)
= x^3 + 5x^2 + 4x + 2x^2 + 10x + 8
= x^3 + 7x^2 + 14x + 8

3rd degree function, called a cubic

Answer this Question

Related Questions

Math-Functions - 1)Expand and simplify. Express each equation in standard form. ...
Math-Funtions - 1)Expand and simplify. Express each equation in standard form. a...
math/Check! - a. An ellipse is formed by stretching the graph of x^2+ y^2=1 ...
someone please chek my math! - a. An ellipse is formed by stretching the graph ...
Math - Express the following equation 6x-8y=8(x-9)+12 in: 1. Slope intercept ...
MATH/ Check? - Correct. what is pi The definition or the number? The number is 3...
Please check answers) - Perform the indicated operations and simplify the result...
Math 111 - Solve the equation by the square root property. If possible, simplify...
Calculus - Complete the square to write the equation x^2 + y^2 - 6x - 2y + 4 = 0...
math - How do I put an equation into standard form, Ax+Bx=C? I have the given ...

For Further Reading

First Name:
School Subject:
Answer: