Factor the trinomial completely.x4 - 9x3 + 14x2
A. (x2 - 2)(x2 - 7)
B. x2(x - 14)(x - 1)
C. x2(x + 2)(x + 7)
D. x2(x - 2)(x - 7)
Answer: D
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Solve the equation.
= 5
A. 
, 
B. 6, 4
C. 2, 
D. -3, -7
Multiply or divide as indicated.
÷ 
A. 
B. 
C. y - 12
D. 
Add or subtract as indicated. Express the answer as a single polynomial in standard form.(13x5 - 14x3) - (15x5 + 20x3)
A. -36x8 B. 28x5 + 6x3 C. -2x5 + 6x3 D. -2x5 - 34x3
Use your graphing calculator to find the solutions to the equation to the nearest tenth of a degree in the interval 
by defining the left side and right side of the equation as functions and then finding the intersection points of their graphs. Make sure your calculator is set to degree mode.
?
sin ? - 4 = 6sin ?
?
A. 233.4°, 306.6° B. 233.1°, 306.6° C. 233.7°, 306.3° D. 233.1°, 306.9° E. 233.4°, 306.9°