Thursday
April 24, 2014

Homework Help: Math Algebra

Posted by Francine Patton on Tuesday, May 22, 2007 at 10:04am.

What is the value of expression 2x squared + 3xy-4y squared when x=2 and y=-4?

I will be happy to critique your work on this. Substitute the numbers in, and add.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

math - i am having a minor difficulty i've been stuck for over an hour and don't...
Math- Algebra - i'm having troubles with some sums how would you factorize ...
SAT Prep (Algebra) - If f(x) = 8x, neg 2 squared + 4x, 0 squared + 2x squared, ...
algebra 2 multiple choice HELP - find f(a), if f(t) = 2t2(squared)-t-2 A. 2(a+t)...
Math - I need help with this problem. In decimal form, write the ratio of the ...
Algebra - Hi I am taking my final right now and I have a few problems I am stuck...
algebra 2 - I am so stuck on this factoring thing. how do you solve: 1)15a(...
Math - ok 3 questions A. Is a polygon a plane figure (Always,sometimes,never) ...
Algebra - i need to use the quadratic formula 2 solve these 4 questions: 1. x(...
math - How do i find the area of a triangle? For example: A squared + b squared...

Search
Members