Suppose that a F b means to select the first of the two numbers a and b, and a L b means to select the larger of the two numbers a and b.
Find 9 L (8 F 6).
A) 432
B) 6
C) 72
D) 9
E) 8
D) 9
Mathematics
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Evaluate the integral.
A. 8i - 6j + 3k
B. 4i - 3j - 
k
C. 4i + 3j - 
k
D. 8i + 6j - 3k
Mathematics
Use De Moivre's theorem to simplify the expression. Write the answer in the form a + bi.
4
A. 256i
B. 128 + 128i
C. 128
+ 128i
D. 128 + 128i
Mathematics
Find the center of mass of a thin plate of constant density covering the given region.The region bounded by the x-axis and the curve y = 5sin x, 0 ? x ? ?
A. 
= 
, 
= 
B. 
= ?, 
= 
C. 
= 
, 
= 
D. 
= 
, 
= 
Mathematics
Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Mathematics