factories : 2x + 1 by 3 whole square _ x_ 1 by 2 whole square , expand : 1 by x _ y by 3 whole cube

the answer is b. executive summary. a management summary, or executive summary, is a short article or section of a document, produced for business purposes, that condenses a longer report or proposal or a group of related reports in such a way that readers can rapidly become familiar with a large body of material without having to read it all.

d

explanation:

which of the following statements is true?

a : deltas form in the mountains

b : rill erosion happens when sand is eroded by wind.

c : raindrops are too light to cause erosion.

d : wind erosion is most problematic in dry climates.