Which is the union of the two sets d= {0, 10, 12, 18, 19} and e= {18, 19}

Its worth 10000000 points need asap if you answer correctly ill mark brainliest

Which of the following pairs of functions are inverses of each other? o a. f(x)=x72+8 and 96-9 = 7/x+2) =8 o b. f(x)= 6(x - 2)+3 and g(x) - *#2-3 o c. $4) = 5(2)-3 and 90- 4*: 73 o d. f(x) = 6)-12 and 910 – +12

It says factor each expression 49x-28?