Question 15 (4 points) Suppose f(x, y) = g(x) h(y), where g and h are continuously differentiable functions of one variable with g(1) = 3, 9 (1) = 2, h(2) - 5, and h (2) = -1. Use linearization to approximate f (1.1, 2.2). O 16 O 15.9 O 15.4 O 14.4 O 14.9