Determine whether the expression is a polynomial.
–9 + x
A. yes
B. no
Answer: A
Mathematics
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Solve the system of equations.
A. x = -3, y = 1, z = -5; (-3, 1, -5) B. x = 1, y = -5, z = -3; (1, -5, -3) C. x = -3, y = -5, z = 1; (-3, -5, 1) D. inconsistent
Mathematics
For the function, find f2(x), f3(x), and fn(x).f(x) = -6x
A. 36x2, -216x3, (-6)nxn B. -6x, 36x, (-6)nx C. 36x, -216x, (-6)nx D. -216x, 1296x, (-6)nx
Mathematics
Convert the units.22 mL = 
L
A. 2200 L B. 0.22 L C. 22,000 L D. 0.022 L
Mathematics
Write the expression in lowest terms.
A. 
B. 
C. 
D. 
Mathematics