Respuesta :

Krystal3375

Step-by-step explanation:

if x is equal to - 1

Then

2x² + 5x + 6

= 2* ( -1)² + 5 * (- 1) + 6

= 2 - 5 + 6

= 8 - 5

= 3

Hope it will help :)❤

rekaauka

Answer:

if x=-1

then

2(-1)2+5(-1)+6

2(1)+5(-1)+6

2-5+6

X=+3

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