Answer:
[tex]f(-1) = -12[/tex]
Step-by-step explanation:
Step 1: Set x to -1 and solve
[tex]f(x) = -3x^2+2x-7[/tex]
[tex]f(-1) = -3(-1)^2+2(-1) - 7[/tex]
[tex]f(-1) = -3(1) - 2 - 7[/tex]
[tex]f(-1) = -3 - 2 - 7[/tex]
[tex]f(-1) = -12[/tex]
Answer: [tex]f(-1) = -12[/tex]