Use the properties of logarithms to expand the expression as a sum or difference, and/or constant multiple of logarithms. (Assum
e all variables are positive) 
1 answer:
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factorising the first denominator
x²-2x-3 = x² -3x+x-3 = (x+1)(x-3)
(a)
finding LCD
(b) LCD of (x-3)(x+1) and (x-3) is (x-3)(x+1)
(c)
(d)
ANSWER
7 units left.
EXPLANATION
The parent function is
The transformation
shifts the graph of the function, a units to the left.
Therefore the transformation that describes how to translate the graph of
y=|x| to obtain y=|x+7| is 7 units left.
The third choice is correct