Solve using matrices.9x + 2y = -36x - 6z = -128y - 3z = 8
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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List the elements in the set .Let U = {q, r, s, t, u, v, w, x, y, z} A = {q, s, u, w, y} B = {q, s, y, z} C = {v, w, x, y, z}. (A ? B)'
A. {r, t, u, v, w, x, z} B. {s, u, w} C. {t, v, x} D. {q, s, t, u, v, w, x, y}
Mathematics
Find the product.(-3)(-7)(-3)
A. 63 B. -73 C. 37 D. -63
Mathematics
Find decimal notation for the number(s) in percent notation. Shares of Stock Owned by an Investor
A. 36.0; 40.0; 24.0 B. 0.036; 0.04; 0.024 C. 0.36; 0.4; 0.24 D. 3.6; 0.4; 2.4
Mathematics
Find the reference angle for ?. ? = -81°
A. 81° B. 171° C. -81° D. 126°
Mathematics