Answer to Question #57037 in Algebra for Butch DeLoria

Question

19: Air pressure may be represented as a function of height (in meters) above the surface of the earth, as shown below.

P(h) = Po ∙ e^-0.00012h

In this function, Po is the air pressure at the surface of the earth, and h is the height above the surface of the earth, measured in meters. At what height will the air pressure equal 50% of the air pressure at the surface of the Earth?

A: 0.59 m
B: 5776.2 m
C: 2148.9 m
D: 4166.7 m



20: If you were to place $5,000 in savings account that pays 6% interest compounded continuously, how much money will you have after 4 years? Assume you make no other deposits or withdraws.

A: $5,024
B: $11,821.07
C: $6,356.25
D: $6,312.38