Solve.12x3 + 84x2 + 120x = 0
A. x = 0, 5, 2
B. x = 0, -5, -2
C. x = -5, -2
D. x = - 
, -2
Answer: B
Mathematics
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Graph the pair of parametric equations with the aid of a graphing calculator.x = t - sin t, y = 1 - cos t, -4? ? t ? 4? 
A. 
B. 
C. 
D. 
Mathematics
Complete the identity.sin x (sin 2x + sin 4x) = ?
A. cos x (cos 2x + cos 4x)
B. cos x (cos 2x - cos 4x)
C. 
cos x (cos 2x + cos 4x)
D. 
cos x (cos 2x - cos 4x)
Mathematics
Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered pair.x + y = -2x - y = 14
A. (6, -8) B. (2, 6) C. (6, 8) D. (2, -8)
Mathematics
Determine whether the given expression is a monomial (Yes or No). For those that are monomials, state the coefficient and degree.6
A. yes; coefficient 6; degree 1 B. no C. yes; coefficient 0; degree 6 D. yes; coefficient 6; degree 0
Mathematics