TeachLD

This page lists questions and answers that were posted by visitors named TeachLD.

Questions

The following questions were asked by visitors named TeachLD.

Answers

The following answers were posted by visitors named TeachLD.

I believe your last few lines are incorrect: What was written: 4k^2 - 4(2)(k^2-25) = 4k^2 - 8k^2 + 100 = 100 - 4k^2 What it should read: 4k^2 - 4(2)(k^2-25) = 4k^2 - 8k^2 + 200 = 200 - 4k^2
9 years ago