Respuesta :

Answer:

41

Step-by-step explanation:

9(-2)2 - 4(-2) - 3

9(4) - (-8) - 3

36 - (-8) - 3

41

Answer:

41

Step-by-step explanation:

9x² - 4x - 3 =

First, replace x with the given value of x.

= 9(-2)² - 4(-2) - 3

Now do the exponent first.

= 9(4) - 4(-2) - 3

Use the correct order of operations.

= 36 + 8 - 3

= 44 - 3

= 41