Multiply using Napier's rods.9 × 39
A. 342
B. 360
C. 351
D. 390
Answer: C
Mathematics
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Translate the problem to a system of equations, then solve using matrices.A grain dealer sold to one customer 5 bushels of wheat, 2 of corn, and 3 of rye, for $18.50; to another, 2 of wheat, 3 of corn, and 5 of rye, for $22.50; and to a third, 3 of wheat, 5 of corn, and 2 of rye, for $19.50. What was the price per bushel for corn?
A. $2.06 B. $1.50 C. $2.00 D. $2.50
Mathematics
Find the volume of the solid generated by revolving the region bounded by the given lines and curves about the 
. y = 6x, y = 6, x = 0
A. 3? B. 18? C. 12? D. 24?
Mathematics
Multiply and simplify.
? 108x
A. 
B. 
C. 6,804x
D. 
Mathematics
Write using radical notation. Then, simplify, if possible.x1/5 ? x4/5
A. x4/5 B. x4/25 C. x-1 D. x
Mathematics