Multiply the binomials.(3x2 + 7)(2x - 6)
A. 6x3 - 42
B. 6x3 - 18x2 - 14x - 42
C. 6x3 - 18x2 + 14x - 42
D. 6x2 + 14x - 42
Answer: C
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Solve the problem.Acetylene is a solvent frequently used to clean lubricants from machine components. Once used, the dirty solvent need not be discarded. It may be distilled to recover pure acetone from the soiled mixture. During a distillation cycle, 65% of the acetone can be recovered. Calculate the effective volume of 1 liter of acetone. [The effective volume is the original 1 liter plus the accumulated amount recovered from an infinite number of distillation cycles].
A. 2.857 L B. An infinite number of liters C. 1.538 L D. 1.650 L
Graph.y2 - x2 = 
A. 
B. 
C. 
D. 
Name the quadrant in which the angle ? lies.cot ? > 0, sin ? < 0
A. I B. II C. III D. IV
If possible, factor the polynomial completely. If a polynomial cannot be factored, state that it is prime.-64x3 - 64x2 + 20x
A. -4x(4x - 1)(4x + 5) B. x(-16x + 4)(4x + 5) C. -4(4x2 - 1)(4x + 5) D. x(4x - 1)(-16x - 20)