Add the following -x³-5x²+18;-2x²+20-4x³+4x²-10 – InterviewSolution

1.	Add the following -x³-5x²+18;-2x²+20-4x³+4x²-10
Answer» -3(x^2)+28Explanation: You NEED to add/sub NUMBERS with similar degree( i.e. x CUBE, x SQUARE)

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