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What is equivalent to the following expression?(2x^2+4xy-y^2)+(x^2+3xy-y^2)

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Answer:

The answer is D. substract the exponests because the base , which is 6, is the same on the numerator and denominator. 4 minus 7 is -3. so, the anser is 6^-3



Explanation:


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User Jay Taylor
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