Solve the system using the inverse of the coefficient matrix of the equivalent matrix equation. x - 2y + 3z = 114x + y - z = 42x - y + 3z = 10
A. (2, -3, 1)
B. (-2, -3, 3)
C. (2, 3, 5)
D. No solution
Answer: A
Mathematics
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Convert. When necessary, round the answer to two decimal places.5.5 gallons = quarts
A. 44 B. 10 C. 20 D. 22
Mathematics
Determine all possible rational solutions of the polynomial equation.f(x) = x3 - 6x2 + 4x - 24
A. ±1, ± 
, ±2, ±3, ±4, ±6, ±8, ±12, ±24
B. ±1, ±2, ±3, ±4, ±6, ±12, ±24
C. ±1, ±2, ±3, ±4, ±24
D. ±1, ±2, ±3, ±4, ±6, ±8, ±12, ±24
Mathematics
Rewrite with only sin x and cos x.sin 3x - cos 2x
A. 2 sin x cos2 x + sin x - 2 sin3 x - 1 - 2 sin2 x B. 2 sin x cos2 x + sin x - 2 sin3 x - 1 + 2 sin2 x C. 2 sin x cos2 x - sin x + 2 sin3 x + 1 - 2 sin2 x D. 2 sin x cos2 x + sin x - 2 sin2 x - 1 + 2 sin2 x
Mathematics
Find all values that make the expression undefined.
A. -4, -3 B. 4, 3 C. 0 D. 9, -9
Mathematics