Question

Encontre o valor de delta em cada caso. = b² − 4 . a . c
I ) a = 1 ; b = −3 ; c = −10 ____________________________________________________
II ) a = −2 ; b = 5 ; c = −2 ____________________________________________________
III ) a = 4 ; b = −4 ; c = 1 _____________________________________________________
IV ) a = −3 ; b = 2 ; c = −1 ____________________________________________________
V ) a = 1 ; b = −8 ; c = 15 ____________________________________________________

Answer 1

Resposta:

I ) = -20

II ) = 24

III ) = 48

IV ) = 0

V ) = 900