Factor the trinomial, if possible.2x2 - 12x + 16
A. (2x - 4)(x - 4)
B. 2(x - 8)(x + 1)
C. (x - 2)(2x - 8)
D. 2(x - 2)(x - 4)
Answer: D
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Find the value of the indicated trigonometric function of the angle ? in the figure. Give an exact answer with a rational denominator.
Find csc ?.
A. csc ? = 
B. csc ? = 
C. csc ? = 
D. csc ? = 
Solve.The maximum number of volts, E, that can be placed across a resistor is given by the formula E = 
, where P is the number of watts of power that the resistor can absorb and R is the resistance of the resistor in ohms. Find E if P = 
watts and R = 3600 ohms.
A. 30 volts B. 60 volts C. 900 volts D. 15 volts
Find an equation of the line satisfying the conditions. Write the equation in slope-intercept form.Through (-6, 7); parallel to 3x + 7y = 3
A. y = - 
x + 
B. y = - 
x + 
C. y = 
x + 
D. y = 
x - 
Solve the exponential equation. Use a calculator to obtain a decimal approximation, correct to two decimal places, for the solution.2x = 20
A. 4.32 B. 0.39 C. 0.23 D. 2.08