Graph the polar equation.r = 8 sin 4?

A.

B.

C.

D.


Answer: A

Mathematics

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Calculate how many times more intense an earthquake with a Richter number of 8.1 is than an earthquake with a Richter number of 6.2. Please round the answer to the whole number. 

A. 84 B. 87 C. 79 D. 89 E. 81

Mathematics

Find the absolute extreme values of the function on the interval.f(x) = tan x, -  ? x ? 

A. absolute maximum is 1 at x = ; absolute minimum is -1 at x = - 
B. absolute maximum is -1 at x = ; absolute minimum is 1 at x = - 
C. absolute maximum is 1 at x =  and - ; absolute minimum does not exist
D. absolute maximum is 1 at x = ; absolute minimum is -1 at x = - 

Mathematics

Identify the figure as a line, segment, or ray. Then use the correct symbol to name the figure.

A. line; 
B. line segment; 
C. ray; 
D. line segment; 

Mathematics

Solve.If a five-sided die is rolled four times, how many different four-digit sequences are possible?

A. 120 B. 5 C. 20 D. 625

Mathematics