Question

Which is f(5) for the function –2x^2 + 2x – 3?
–107
–63
–43
–37

Answer 1

To find f(5), simply substitute the value 5 for each appearance of the variable x.
f(5) = -2(5)^2+2(5)-3
=-2(25)+10-3
=-50+7
=-43
Final Answer:
Third option, x = -43.
Hope I helped :)