Question
Asked Feb 3, 2019
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y^2 = 4 - x^2

solve step by step please

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Expert Answer

Step 1

Given an equation in x and y shown below. Adding x^2 on both sides the equation is in the form of a circle x2 +y2=r2

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Step 2

We know a2-b2=(a+b)(a-b). So we use this formula to simplify the given equation 

By applying squ...

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Math

Algebra

Equations and In-equations

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