Find the domain of the square root function. Then use the domain to choose the correct graph of the function.f(x) = 
A. domain of f: (-?, 2]
B. domain of f: (-?, -2]
C. domain of f: [-2, ?)
D. domain of f: [2, ?)
Answer: C
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Provide an appropriate response.Explain where the error is in solving this equation:3x + 2 = 7293x + 2 = 35 x + 2 = 5 x = 3
What will be an ideal response?
Find parametric equations for the line described below.The line through the point P(-3, 3, -3) and perpendicular to the plane 
A. x = -7t - 3, y = 3t + 3, z = -3 B. x = 3t + 3, y = 7t - 3, z = 5t + 3 C. x = -3t + 3, y = -7t - 3, z = -5t + 3 D. x = 3t - 3, y = 7t + 3, z = 5t - 3
Solve the problem.Suppose an animal feed to be mixed from soybean meal and oats must contain at least 100 lb of protein, 20 lb of fat, and 12 lb of mineral ash. Each 100-lb sack of soybean meal costs $20 and contains 50 lb of protein, 10 lb of fat, and 8 lb of mineral ash. Each 100-lb sack of alfalfa costs $11 and contains 30 lb of protein, 8 lb of fat, and 3 lb of mineral ash. How many sacks of each should be used to satisfy the minimum requirements at minimum cost? Fractional sacks are allowed.
A. 2 sacks of soybeans and 0 sacks of alfalfa
B. 
sacks of soybeans and 
sacks of alfalfa
C. 0 sacks of soybeans and 4 sacks of alfalfa
D. 
sack of soybeans and 
sacks of alfalfa
Write the partial fraction decomposition of the rational expression.
A. 
+ 
B. 
+ 
C. 
+ 
D. 
+ 