Respuesta :
f(x) = x2 + 3x − 7.
f(x) = 6 + 9 -7
f(x) = 9
*3 times 2 = 6
*3 times 3 = 9
so thats where the 6 and 9 came from
6 + 9 = 15
15 - 7 = 8
so f(x) =8
f(x) = 6 + 9 -7
f(x) = 9
*3 times 2 = 6
*3 times 3 = 9
so thats where the 6 and 9 came from
6 + 9 = 15
15 - 7 = 8
so f(x) =8