Solve the equation.1 + 
= 
A. -3, 2
B. 3, 2
C. - 
, 
D. 3, -2
Answer: A
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Use your calculator to solve the problem.The impedance (in ohms) of a series RLC circuit is given by the expression 
, where R is the resistance of the resistor, XL is the reactance of the coil, and XC is the reactance of the capacitor. What is the impedance of a circuit containing a 340 ohm resistor, a coil with a reactance of 2422 ohms, and a capacitor with a reactance of 896 ohms? (All values are approximate.)
A. 830 ohms B. 6.0 × 1012 ohms C. 2,400,000 ohms D. 1600 ohms
Solve the problem.The following describes a dilation with center O and image. Find the scale factor and the lengths designated by x and y.
A. x = 10; y = 8; scale factor 2 B. x = 14; y = 12; scale factor 2 C. x = 15; y = 13; scale factor 3 D. x = 11; y = 9; scale factor 3
Find the square root.
A. 1 B. 0 C. Undefined D. 7
Find all rational zeros and factor f(x).f(x) = 6x3 + 19x2 + 8x - 5
A. - 1, - 5, 
; f(x) = (x + 1)(6x - 1)(x + 5)
B. 1, - 5, - 
; f(x) = (x - 1)(6x + 1)(x + 5)
C. 1, - 
, - 
; f(x) = (x - 1)(3x + 1)(2x + 5)
D. - 1, - 
, 
; f(x) = (x + 1)(3x - 1)(2x + 5)