Identify the equation as either an identity or not.
= 
A. Identity
B. Not an identity
Answer: A
Mathematics
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Solve the problem.If v = -2i + 2j, find 
.
A. 2
B. 4
C. 8
D. 2
Mathematics
Simplify the expression. Express the answer so that only positive exponents occur. Assume that all variables are positive.(16x8y4)1/2
A. 4x4y B. 4x4y2 C. 4x8y2 D. x4y2
Mathematics
Perform the indicated operation. Simplify if possible.
+ 
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.A pair of rabbits are introduced on a small island, and the population grows until the food supply and natural enemies of the rabbits on the island limit the population. If the number of rabbits is 
where t is the number of years after the rabbits are introduced, how long does it take for the rabbit population to reach 100?
A. 7 years B. 9 years C. 10 years D. 11 years
Mathematics