Evaluating Functions from Graphs/Tables
f(x) = 3x - 8 Evaluate f(-2). Evaluate f(3)
f(-2) = -14, f(3) = 1
Evaluate f(-2). Evaluate f(3).
f(-2) = -2, f(3) = -1
This is a linear function. Evaluate f(-2). Evaluate f(3).
f(-2) = -2, f(3) = 18
f(x) = 4x - 3 + 2x - 8 Evaluate f(-2). Evaluate f(3)
f(-2) = -23, f(3) = 7
f(x) = -(2x - 3) + 4(x - 2) Evaluate f(-2). Evaluate f(3).
f(-2) = -9 f(3) = 1
Evaluate f(-2). Evaluate f(3).
f(-2) = 0, f(3) = -1
Evaluate f(-2). Evaluate f(3).
f(-2) = 1, f(3) = -3
f(x) = -3(2x - 5) + 2(x - 3) Evaluate f(-2). Evaluate f(3)
f(-2) = 17, f(3) = -3
Evaluate f(-2). Evaluate f(3).
f(-2) = 2, f(3) = 10
Evaluate f(-2). Evaluate f(3).
f(-2) = 4, f(3) = 9
f(x) = -2(x - 1) - 3(x + 2) Evaluate f(-2). Evaluate f(3).
f(-2) = 6, f(3) = -19
(4, -2), (1, 8), (-3, 5), (-2, 7), (1, 9), (3, 9) Evaluate f(-2). Evaluate f(3).
f(-2) = 7, f(3) = 9