A pair of jeans is marked 25% off. If the original price is $31.50, what is the discount amount that will be taken off of the or
1 answer:
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Synthetic division yields
-3 | 1 5 4 -6
. | -3 -6 6
- - - - - - - - - - - - -
. | 1 2 -2 0
which translates to
with remainder 0. Now by the quadratic formula,
and so