Find the inverse of the matrix (if it exists).
?
?
A. ?
B. ?
C. 
D. ?
E. ?Does not exist
Answer: E
Mathematics
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Find an equation of the circle satisfying the given conditions.Center at (-2, 8), passing through (7, -2)
A. (x - 2)2 + (y + 8)2 = 1 B. (x + 2)2 + (y - 8)2 = 181 C. (x + 2)2 + (y - 7)2 = 1 D. (x - 2)2 + (y + 7)2 = 61
Mathematics
Perform the indicated division.
A. 4m - 9 + 
B. m - 9
C. 4m - 9
D. 4m + 9
Mathematics
Evaluate the indicated trigonometric function of the acute angle ?.If ? is an acute angle of a right triangle and if tan ? = 
, then find the value of sin ?.
A. 
B. 
C. 
D. 
Mathematics
Write the equation of the line with the given slope and y-intercept.m = 
, b = 0
A. y = 0
B. x = 
C. y = 
x
D. y = 
Mathematics