Solve the equation by the quadratic formula.6x2 = -12x - 4
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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é = 36ø Ipolar = 27.2/-36è mA Irectangular = 22 mA - j16 mA 18. é = 69.9ø
Mathematics
Evaluate the piecewise-defined function at the indicated value.f(x) = 
; f(6)
A. -24 B. 48 C. 5 D. 6
Mathematics
Find an equation of variation for the given situation.y varies directly as x and inversely as z, and y = 8 when x = 2 and z = 8.
A. y = 
B. y = 
C. y = 35xz
D. y = 
Mathematics
Use properties of logarithms to expand the logarithmic expression as much as possible. Where possible, evaluate logarithmic expressions without using a calculator.log5 
A. 3log55 - 
log5(x - 1)
B. log5125 - log5
C. 3 - 
log5(x - 1)
D. 3 - log5
Mathematics