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1
2
Which best explains or justifies Step 2?
A student is deriving the quadratic formula. Her first two
steps are shown.
Step 1: -<= ax2 + bx
O
Step 2: -- = a[x2 + x)
division property of equality
O factoring the binomial
o completing the square
subtraction property of equality

Answer 1

The sentence that best explains or justifies Step 2 is:

factoring the binomial

Answer 2

factoring the binomial