+0  
 
-1
3
1
avatar+713 

Fill in the blanks with numbers to make a true equation.
3x^2 + 12x - 4 - 2x^2 + 6x + 7 = ___ (x + ___ )^2 + ___

 Jun 9, 2024
 #1
avatar+1334 
+1

Let's first combine all like terms. We get 

\(x^{2}+18x+3\)

 

Now, completing the square,we get \((x+9)^2-78\)

 

So the first blank is 1

The second blank is 9

The third blank -78

 

Thanks! :)

 Jun 9, 2024

5 Online Users

avatar
avatar