411 REFERENCE · Wikibooks
Solutions To Mathematics Textbooks/Basic Mathematics/Chapter 8
Reference material by Wikibooks contributors. This retains its source identity and is not 411 news reporting.
Chapter 8
Section 3
Complete the square of the equations in this part to render them in a form of the equation of a circle.
13
We add one to both sides so we can write the right hand side as a single power.
15
Section 4
2
Multiply both sides of the inequality by both numerator and denominator of both sides to get:
Then, expand and simplify: