Verify the identity.cot3 x = cot x (csc2 x - 1)
What will be an ideal response?
cot3 x = cot x cot2 x = cot x (csc2 x - 1).
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A function f(x), a point x0, the limit of f(x) as x approaches x0, and a positive number ? is given. Find a number 
such that for all x, 0 < 
< ? ? 
< ?.f(x) = 5x2, L =20, x0 = 2, and ? = 0.1
A. 0.00501 B. 1.99499 C. 2.00499 D. 0.00499
Solve the equation.8.8 - .02(x - 0.6) = .7x (All numbers are approximate.)
A. x ? 1.25527066 B. x ? 1 C. x ? 10 D. The equation is a contradiction.
Determine which region, I through VII, the indicated element belongs.The chart that follows shows people's loyalty to specific grocery stores. In the Venn diagram given, the set indicated as Year 1 represents the set of grocery stores listed in the table under Year 1, and so on.
Markette
A. VI B. I C. II D. VII
Use the vectors in the figure below to graph the following vector. 
2u - z - w 
A. 
B. 
C. 
D. 