Question

F(x)=-x^2+2mx+2m-3 with x<0

Answer 1

m<√-3 OR m<√3i

Explanation:

f(x)=x²+2m(x+1)-3

with x<0

b²-4ac<0

(2m)²-4(1×-3)<0

4m²+12<0

4m²<-12

m²<-12/4

m²<-3

m<√-3 OR m<√3i