Write the expression as a logarithm of a single expression. Assume that variables represent positive numbers.logbx + logby
A. logb(x + y)
B. logbxy
C. log2b(x + y)
D. log2bxy
Answer: B
Mathematics
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Find the extreme values of the function subject to the given constraint.
A. Maximum: none; minimum: 
at 
B. Maximum: none; minimum: 
at 
C. Maximum: none; minimum: 
at 
D. Maximum: none; minimum: 
at 
Mathematics
Solve.The printed matter on a 18 by 22 centimeter page of a book must cover 96 square centimeters. If all margins are to be the same width, how wide should the margins be?
A. 5 cm B. 10 cm C. 6 cm D. 2 cm
Mathematics
Find the measures of two angles, one positive and one negative, that are coterminal with the given angle.107°
A. 287°, -73° B. 377°, -163° C. 467°, -253° D. 467°, -73°
Mathematics
Solve using substitution:
Mathematics