Answer :
Answer:
-66
Step-by-step explanation:
Plug in -6 to the equation
[tex]f(-6)=-2(-6)^{2} -4(-6)-18\\f(-6)=-2(36)+24-18\\f(-6)=-72+6\\f(-6)=-66[/tex]
Answer:
-66
Step-by-step explanation:
Plug in -6 to the equation
[tex]f(-6)=-2(-6)^{2} -4(-6)-18\\f(-6)=-2(36)+24-18\\f(-6)=-72+6\\f(-6)=-66[/tex]