Find the limit, if it exists. 

A. Does not exist
B. 0
C. -8
D. 5


Answer: B

Mathematics

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Animal type A and animal Type B compete for the same resources. Suppose there are a animals of type A and b animals of type B. Both a and b are measured in thousands. Then the growth rates of the two types of animals are given by

Growth rate for Type A: Growth rate for Type B:
A: Equilibrium occurs when both growth rates are 0. Find two expressions of ?b in terms of ?a when equilibrium occurs. Round your answers to two decimal places, if necessary.B: Plot the graphs of ?b versus ?a for both the expressions you found in part A. Be sure your graph shows the crossing point.C: How many of each type of animal is present when equilibrium occurs? Round your answers to two decimal places, if necessary.

What will be an ideal response?

Mathematics

Evaluate the expression.3-2

A. -9 
B. 9 
C.
D.

Mathematics

Solve the problem.A company makes three chocolate candies: cherry, almond, and raisin. Matrix A gives the amount of ingredients in one batch. Matrix B gives the costs of ingredients from suppliers J and K. What is the cost of 100 batches of each candy using ingredients from supplier J?

A. $6000 B. $12,000 C. $15,200 D. $15,000

Mathematics

Add or subtract. Then simplify. If a denominator has two or more factors (other than monomials), leave it in factored form. Express the answer using the denominator of the first fraction when applicable.  + 

A.
B.
C.
D.

Mathematics