The sum of two expressions is (x^2+9x+13). If one of them is (2x^2-5x+7), find the other.
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Answer:
-x²+14x+6
Step-by-step explanation:
Sum of two expressions = x²+9x+13
One expression = 2x²-5x+7
Other expression = x²+9x+13-(2x²-5x+7) = x²+9x+13-2x²+5x-7 = -x²+14x+6
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