Sketch a typical level surface for the function.f(x, y, z) = 
A. 
B. 
C. 
D. 
Answer: A
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Graph the function.cos 
+ 3
A. 
B. 
C. 
D. 
Solve the initial value problem.
+ 5y = 3; y(0) = 1
A. y = 
e5t + 
B. y = 
e5t + 
C. y = 
e-5t + 
D. y = 
e-5t + 
Solve the inequality. Express your answer using interval notation.8x + 5 > 7x + 8
A. (13, ?)
B. [3, ?)
C. (3, ?)
D. (-?, 3]
Refer to the following recipe to first estimate the answer and then use multiplication or division to find the exact answer. Simplify. Old Grandma's Fork Cookies 1
cups brown sugar 1
cups white sugar 1
cups shortening 1 pinch salt 3 eggs 2
tsp soda 2
/> tsp cream of tartar 1
tsp vanillaCream sugars and shortening. Beat in remaining ingredients. Add flour to stiffen like regular cookie dough. Roll into balls, then flatten with a fork. Cook until brown.If the recipe is tripled, how much soda will be needed?
A. Estimate: 9 tsp
Exact: 7
tsp
B. Estimate: 9 tbsp
Exact: 7
tbsp
C. Estimate: 6 tsp
Exact: 6
tsp
D. Estimate: 7
tsp
Exact: 9 tsp