Use descartes’ rule of signs to describe possible combinations of roots for the polynomial. H(x)=2x^2+5x^2-31x-15

step-by-step explanation:

no of data

divide by no of mode

chad should not have included the values (1, 2) and (3, 6) because that would mean he only had half a healing card.

false

step-by-step explanation:

false.   two legs of the trapezoid would be congruent, but the other two would not.   were all the legs congruent, then we'd have a square; were the 2 shorter sides congruent and the 2 longer sides also congruent, we'd have a rectangle.