The given triangles are similar. Find the unknown length n. Be sure to include units in the answer.
A. 0.96 km
B. 600 km
C. 9.6 km
D. 60 km
Answer: D
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Solve the system of equations. x - y + 2z = -14x + z = -1 x + 5y + z = -6
A. (-1, -1, 0) B. No solution C. (0, -1, -1) D. (-1, 0, -1)
Apply the Quotient Rule and simplify the expression. Write the result with positive exponents only.
A. b6
B. 
C. 
D. b5
Factor completely. If the polynomial cannot be factored, say it is prime.2x2 - 16x + 30
A. (x - 5)(2x - 6) B. prime C. 2(x - 5)(x - 3) D. 2(x - 15)(x + 1)
Given the polynomial function f(x), find the rational zeros, then the other zeros (that is, solve the equation 
), and factor f(x) into linear factors.f(x) = x3 - 7x2 + 9x + 5
A. -5, 1 + 
, 1 - 
; f(x) = (x + 5)(x - 1 - 
)(x - 1 + 
)
B. 5, -1 + 
, -1 - 
; f(x) = (x - 5)(x + 1 - 
)(x + 1 + 
)
C. 5, 1 + 
, 1 - 
; f(x) = (x - 5)(x + 1 - 
)(x + 1 + 
)
D. 5, 1 + 
, 1 - 
; f(x) = (x - 5)(x - 1 - 
)(x - 1 + 
)