Factor.12 + 4x - x2
A. (x - 2)(x - 6)
B. (x + 2)(x - 6)
C. (-x - 6)(x - 2)
D. (-x - 2)(x - 6)
Answer: D
Mathematics
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Solve using the quadratic formula.4x2 + 12x + 4 = 0
A. 
B. 
C. 
D. 
Mathematics
Find a function P(x) of least possible degree, having real coefficients, with the given zeros.4, -10, and 3 + 5i
A. P(x) = x4 - 111x2 + 444x - 1360 B. P(x) = x4 - 7x3 + 20x2 - 222x + 1360 C. P(x) = x4 - 7x3 - 20x2 + 222x - 1360 D. P(x) = x4 - 42x2 + 444x - 1360
Mathematics
Evaluate the expression without a calculator.log5 
A. 
B. - 
C. 2
D. - 2
Mathematics
Solve using elimination.
A. x = 
, y = 
; x = - 
, y = - 
or 
, 
B. x = 
, y= - 
; x = 
, y = 
or 
, 
C. x = 
, y = 
; x = 
, y = - 
or 
, 
D. x = 
, y = - 
; x = - 
, y = 
or 
, 
Mathematics