Solve the system using the inverse matrix method.
?b ? 0
A. x = 
, y = -2; 
B. x = 2, y = 
; 
C. x = 
, y = 2; 
D. x = 
, y = 2; 
Answer: C
Mathematics
You might also like to view...
Round following numbers as indicated.11.2881 (nearest hundredth)
A. 11.288 B. 11.30 C. 11.287 D. 11.29
Mathematics
Find the quantity indicated.y varies inversely as the square of x. Find y when x = 5 and k = 200.
A. 8 B. 5000 C. 40 D. 5
Mathematics
Find all rational zeros of the polynomial function.f(x) = 3x4 + 5x3 - 10x2 - 20x - 8
A. 1, 
, 2, -2
B. 1, - 
, 2, -2
C. -1, 
, 2, -2
D. -1, - 
, 2, -2
Mathematics
Find the indicated set.Let A = {0, 3, 5, 8}, B = {1, 4, 6, 9}, and C = {0, 4, 5, 6}.Find (A ? C) ? B.
A. ? B. {0, 1, 4, 5, 6, 9} C. {4, 6} D. {0, 1, 3, 4, 5, 6, 8, 9}
Mathematics