Réponse :

g(-3) = -2*-3² + 3

g(-3)= 18+3

g(-3) = 21

g(-1)= -2*-1²+3

g(-1)= 2+3

g(-1)= 5

g(x)= -2x²+3 = 3

g(x)= -2x²= 3-3

g(x) = x²= 0/-2

g(x)=x = √0

g(0) = 3

g(5)= -2*5²+3

g(5) = -50+3

g(5) = -47

g(10)= -2*10²+3

g(10) = -200 + 3

g(10) = -197