A differentiable function f(x, y)f(x, y) has the property that f(4,3)=2f(4,3)=2 and fx(4,3)=7fx(4,3)=7 and fy(4,3)=−1fy(4,3)=−1. Find the equation of the tangent plane at the point on the surface z=f(x, y)z=f(x, y) where x=4x=4,

In a 45-45-90 right triangle, what is the ratio of the length of one leg to the length of the other leg? а . 1: 2 в. 2: 1 с. 2: 1 d. 1: 1

3x + 4y = 5 x- 3y = -7 solve by substitution

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25