Which expression represents a quadratic expressionism a complete form? a.(x-2)+(x+3)
b.(x-1)(3x-9)
c.(x+4)(x-3)
d.(2x+4(x+3)

At a constant it will take one hour to travel 32 mi.at that speed it will take 1/2 hr to travel the remaining 16 mi.it will take 1+1/2 hr to travel the 48mi @ 32mph.so 1 hr = 60 min& 1/2 hr = 30 min1+1/2 hr = 90 min.there are 60s in each 90 × 60 = 3600 seconds.the real question seriously is he why are they driving so slow? ! lol.

1. statement- ca is parallel to db and e is the midpoint of ad reason- given2. statement- reason- alternate interior angles3. statement- de is congruent to ae reason- definition of midpoint4. statement- triangle aec is congruent to triangle deb reason- asa (angle side angle)

The principal, real, root of: 50−−√2=7.071067817.07106781−7.0710678150 is not a perfect square