Which shows one way to determine the factors of 4x^3+ x^2 – 8x – 2 by grouping?

Which statement explains how you could use coordinate geometry to prove that quadrilateral abcd is a parallelogram? -5 -4 -3 -2 -1 t 1 2 3 4 prove that all sides are congruent and have slopes that are opposite reciprocals prove that segments ad and ab are congruent and parallel prove that opposite sides are congruent and have equal slopes prove that segments bc and cd are congruent and parallel

What is the area of the trapezoid shown ?

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.