Use a calculator to evaluate the expression. Round the result to five decimal places.ln 0.027

A. 0.56864
B. -3.61192
C. -1.56864
D. Undefined


Answer: B

Mathematics

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Graph.f(x) = -x2 - 3x - 9

A.

B.

C.

D.

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Solve the problem.The ocean surface is at 0 ft elevation. A diver is underwater at an elevation of  near a rock formation. In this area, the ocean floor has an elevation of -330 ft. The rock formation rises to a peak 249 ft above the ocean floor. How many feet below the top of the rock formation is the diver?

A. 81 ft B. 159 ft C. 90 ft D. 9 ft

Mathematics

Write the expression with only positive exponents and evaluate if possible. Assume all variables represent nonzero real numbers.

A. 36 
B.
C.
D. 1 

Mathematics

Provide an appropriate response.If R = , then R-1 =

A.  
B.
C.
D.
E. none of the above

Mathematics