Find the inverse of the matrix. 
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Match the equation to the correct graph.y = x2 - 6
A. 
B. 
C. 
D. 
Mathematics
Calculate the area of the surface S.S is the portion of the sphere x2 + y2 + z2 = 64 between z = - 4
and z = 4
.
A. 128
?
B. 128?
C. 64
?
D. 8
?
Mathematics
Simplify the rational expression. Find all numbers that must be excluded from the domain of the simplified rational expression.
A. 
, x ? 10
B. 
, x ? -10
C. - 
, x ? -10, 10
D. - 
, x ? -10, 10
Mathematics
Use the definition or identities to find the exact value of the indicated trigonometric function of the acute angle ?.cos ? = 
Find sec ?.
A. 
B. 
C. 
D. 
Mathematics