Each matrix is nonsingular. Find the inverse of the matrix. Be sure to check your answer.
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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For the points P and Q, find the coordinates of the midpoint of the segment PQ.P(-
, 1), Q(0, 
)
A. (-
, 1 + 
)
B. 
C. 
D. 
Mathematics
Multiply.4100 × 18
A. 73,800 B. 73,799 C. 7379 D. 7380
Mathematics
Find the slope and the y-intercept of the line.x + 4y = -4
A. m = 
; b = -16
B. m = -4; b = 0
C. m = 4; b = -16
D. m = - 
; b = - 1
Mathematics
Evaluate the function.Given f(x) = x3 + 4x2 - 2x - 2, find f(3).
A. 32 B. 57 C. 55 D. 13
Mathematics