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avatar+1839 

Let $a$ and $b$ be the roots of $x^2 + 7x - 4 = -x^2 + 9x + 6$. Find $(a + 3) + (b + 3).$

 Aug 17, 2024
 #1
avatar+1259 
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By graphing on Desmos, find   a = –1.79129 and b = 2.79129    

 

Doing the required addition     –1.79129     

                                                +2.79129     

                                                +3        

                                                +3        

 

total                                          +7      

.   

 Aug 18, 2024

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