Solutions To Mathematics Textbooks/Basic Mathematics/Chapter 8

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Contents

Chapter 8Edit

Section 3Edit

Complete the square of the equations in this part to render them in a form of the equation of a circle.

13Edit

We add one to both sides so we can write the right hand side as a single power.

15Edit

Section 4Edit

2Edit

Multiply both sides of the inequality by both numerator and denominator of both sides to get:



Then, expand and simplify: