074938
074938
23-04-2021
Mathematics
contestada
What is the value of -2x3 + 5x - 7 when x = -3?
Respuesta :
Witcher3
Witcher3
25-04-2021
Hi!
-2x³ + 5x - 7 = -2 * (-3)³ + 5 * (-3) - 7 =
= -2 * (-27) - 15 - 7 = 54 - 22 =
3
2
Grettings!
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