Answer:
Step-by-step explanation:
b
all of them except the last efg and bcd
The answer is 49 because it is
You just need to divide 13 and 2 and get 6.5.
A function z=f(x,y) has two partial derivatives and y. These derivatives correspond to each of the independent variables and can be interpreted as instantaneous rates of change (that is, as slopes of a tangent line). Similarly, ∂z/∂y represents the slope of the tangent line parallel to the y-axis.
