Plot the point given in polar coordinates.

A.

B.

C.

D.


Answer: A

Mathematics

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Solve the problem.The total solar radiation H (in W/m2) on a certain surface during an average clear day is given by H =   (-6 < t < 6),where t is the number of hours from noon. Find the derivative of H with respect to t.

A.  = - 
B.  = - 
C.  =  
D.  = - 

Mathematics

Use a double-angle identity to find the exact value of the expression.1 - 2 sin2 67.5°

A. - 
B.
C.
D. - 

Mathematics

Rewrite the following using radicals; then simplify if possible.165/4

A. 5 = 32
B.  = 128
C.  = 32
D. 4 = 128

Mathematics

Graph the function. Describe its position relative to the graph of the indicated basic function.f(x) = e6x; relative to f(x) = ex

A. Shrunk vertically

B. Shrunk horizontally

C. Shrunk vertically

D. Shrunk horizontally

Mathematics