Respuesta :

xenia168

Answer:

100

Step-by-step explanation:

Evaluate the expressions | - a² - 2bc | if a = 8, b = - 2 and c = - 9.

| - 8² - 2( - 2 )( - 9 ) | = | - 64 - 36 | = | - 100 | = 100

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