Verify the identity.6 csc2 x - 3 cot2 x = 3 csc2 x + 3
What will be an ideal response?
6 csc2x - 3 cot2x = 3 csc2x + 3 csc2x - 3 cot2x = 3 csc2x + 3 (csc2x - cot2x) = 3 csc2x + 3
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Solve the problem.In the formula N = Iekt, N is the number of items in terms of an initial population I at a given time t and k is a growth constant equal to the percent of growth per unit time. There are currently 54 million cars in a certain country, increasing by 3.3% annually. How many years will it take for this country to have 82 million cars? Round to the nearest year.
A. 13 yr B. 8 yr C. 101 yr D. 4 yr
Identify which of these types of sampling is used: simple random, stratified, systematic, or convenience.A researcher interviews 19 work colleagues who work in his building.
A. Stratified B. Systematic C. Simple random D. Convenience
Solve.The cube has sides of length 4y5 feet. Find its volume. 
A. 64y125 cu ft B. 12y15 cu ft C. 12y125 cu ft D. 64y15 cu ft
Use transformations of the graph of y = x4 or y = x5 to graph the function.f(x) = (x + 2)4 + 3 
A. 
B. 
C. 
D. 