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Rewrite the given logarithmic expression as the sum and/or difference of logarithms. Simplify the terms where possible.
First factor the numerator and denominator. Then, use the Quotient Rule of logarithms to separate into a difference of logarithms. Look for factors that appear in both numerator and denominator that might cancel.
Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Be sure your variables match those in the question
log2(x+3)-log2(x)