Solutions To Mathematics Textbooks/Basic Mathematics/Chapter 8

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Chapter 8[edit]

Section 3[edit]

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


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


Section 4[edit]


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

Then, expand and simplify: