Multiply.(z - 5)(z + 10)
A. z2 + 5z - 50
B. 2z - 50
C. z2 - 5z + 50
D. 2z2 + 50
Answer: A
You might also like to view...
Use the laws of exponents to simplify. Do not use negative exponents in the answer. Assume that even roots are of nonnegative quantities and that all denominators are nonzero.102/3 ? 102/5
A. 10016/15 B. 104/15 C. 1004/15 D. 1016/15
Use a polar coordinate system to plot the point with the given polar coordinates.
A. 
B. 
C. 
D. 
Solve the problem.Julie and Eric row their boat (at a constant speed) 16 miles downstream for 2 hours, helped by the current. Rowing at the same rate, the trip back against the current takes 8 hours. Find the rate of the current.
A. 5 mph B. 2.5 mph C. 4 mph D. 3 mph
Provide an appropriate response.According to the 2000 U.S. census, the population of the United States on April 1, 2000 was approximately 281,422,000 (Source: www.census.gov). The population of the U.S. in 1900 was approximately 76,212,000. Write both population numbers in scientific notation and use these expressions to calculate the ratio of the population in 2000 to that in 1900. Express the ratio in standard decimal form to four decimal places.
What will be an ideal response?