Question

Calcule x2 - y2 + a2 - m2 para x= 10, y= 6, a= 7, m= 5:

Answer 1

Determinar valor numérico:

Com x = 10, y = 6, a = 7 e m = 5

x² - y² + a² - m²

(10)² - (6)² + (7)² - (5)²

(10).(10) - (6).(6) + (7).(7) - (5).(5)

100 - 36 + 49 - 25

64 + 49 - 25

113 - 25

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