Evaluate or simplify the given expression.sin(2 tan-1 3x)
A. 
B. 
C. 
D. 
Answer: C
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Write the expression in the standard form a + bi.
A. -i B. 1 C. i D. -1
Solve the problem.Decide whether the points in the table lie on a line. If they do, find the slope-intercept form of the line. 
A. No B. Yes; f(x) = 5x + 5 C. Yes; f(x) = 6x + 5 D. Yes; f(x) = 6x + 7
Solve the problem.An electrical circuit contains three resistors connected in parallel. If the resistance of each is R1, R2, and R3 ohms, respectively, their combined resistance R is given by the formula 
Express R as a rational expression.
What will be an ideal response?
Determine whether the given quadratic function has a maximum or minimum value. Then find that maximum or minimum value.f(x) = 5(x - 8)2 - 3
A. Minimum, 8 B. Minimum, 3 C. Minimum, -3 D. Maximum, -3