x² + 6x +_____
pa help perfect square trinomial
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x² + 6x +_____pa help perfect square trinomial
x² + 6x +_____
pa help perfect square trinomial
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Verified answer
Answer:
9
Step-by-step explanation:
c= (b/ 2(a))^2
c= (6/ 2(1))^2
c= 3^2
c=9
Answer:
+ 9
Step-by-step explanation:
to complete the square
• add ( ½ coefficient of the x term)²
to
x² + 6x
x² + 6x + 3² =x² + 6x+ 9
= (x+3)²