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Find the roots of the polynomial function f(x) = x^3 + 2x^2 + x

Multiple questions for same graphwhat is the range of the set of data this box-and-whisker plot represents? 36810what is the interquartile range of the set of data this box-and-whisker plot represents? 36810

If line segment ab measures approximately 8.6 units and is considered the base of parallelogram abcd, what is the apprlroximate corresponding height of the parallelogram?