Subtract the polynomials and explain how you arrived at your answer. (4p3 + p2 - 1) – (2 - p - p?)
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Can somebody me out with this question

Based on the graph, what is the initial value of the linear relationship? a coordinate plane is shown. a line passes through the y-axis at -2 and the x-axis at 3.

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.