Example

3(r+2s)=2t-4
a⋅(b-2)=3b
3(r+2s)=2t-4
a⋅(b-2)=3b

Question

$${ x }^{ 2 } -3x-3=0$$

Answer

x=(3+sqrt(21))/2,(3-sqrt(21))/2

Solution


Use the Quadratic Formula.
\[x=\frac{3+\sqrt{21}}{2},\frac{3-\sqrt{21}}{2}\]

Decimal Form: 3.791288, -0.791288

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