Find the logarithm. Give an approximation to four decimal places.log 4265
A. 3.6289
B. 3.6299
C. 8.3582
D. 3.6309
Answer: B
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Find length of missing side in the following triangles using the Pythagorean theorem. Round to one decimal place.
A. c = 19.0 ft B. c = 14.0 ft C. c = 10.6 ft D. c = 20.0 ft
Solve the problem.The amount of water used to take a shower is directly proportional to the amount of time that the shower is in use. A shower lasting 16 minutes requires 11.2 gallons of water. Find the amount of water used in a shower lasting 4 minutes.
A. 64 gal B. 2.1 gal C. 2.8 gal D. 3.5 gal
Solve the problem.In the formula A(t) = A0ekt, A(t) is the amount of radioactive material remaining from an initial amount A0 at a given time t and k is a negative constant determined by the nature of the material. A certain radioactive isotope decays at a rate of 0.2% annually. Determine the half-life of this isotope, to the nearest year.
A. 151 yr B. 3 yr C. 347 yr D. 250 yr
Use the product rule to simplify the radical.
A. 4
B. 10
C. 7
D. 28