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Mathematics 7 Online
OpenStudy (anonymous):

Add the following polynomials, then place the answer in the proper location on the grid. Write answer in descending powers of x. Add: x^ 5 - 4x^ 4 + 7x^ 3 + 8, 9x 3 + 7x^ 2 - 10, and -2x^ 5 + 7x ^4 - 3x + 8.

OpenStudy (anonymous):

i need help

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