Use the prime factorization method to find the LCM of the variable expressions.7a3b, b2c, and ac2
A. 7a4b3c3
B. 7b
C. 7a3b2c2
D. 7a2b2c3
Answer: C
Mathematics
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Use DeMorgan's laws or a truth table to determine whether the two statements are equivalent.p ? (q ? r), ~p ? (q ? r)
A. Equivalent B. Not equivalent
Mathematics
Use cylindrical coordinates to find the volume of the indicated region.the region bounded below by the xy-plane, laterally by the cylinder 
and above by the plane 
A. 10? B. 5? C. 50? D. 100?
Mathematics
Factor the expression completely.5x4 - 80
A. (5x2 + 4)(x - 2)(x + 2) B. 5(x2 + 4)(x2 + 4) C. 5(x2 + 4)(x - 2)(x - 2) D. 5(x2 + 4)(x - 2)(x + 2)
Mathematics
Evaluate using a calculator. Express answers to the nearest ten-thousnadth.log 863.3
A. 7.2608 B. 2.9362 C. 6.7608 D. 2.4362
Mathematics