monsecastle20 monsecastle20

15-10-2019
Mathematics

contestada

Given b= 4 and c= -5, evaluate b2 - c2.
41
-2
-9

Respuesta :

marcthemathtutor marcthemathtutor

15-10-2019

Answer:

-9

Step-by-step explanation:

b² - c²

= 4² - (-5)²

= 16 - 25

= -9

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