Ineed in seeing if this is right or ni t and if you can explain.

(if f(x)=4x^2 and g(x)=x+1, find (f o g)(x)

What is (28 + 7 + 6 + 3) x 1/2 show your work

Correct answer brainliest asap an d 99 pointsss what are relative frequencies to the nearest hundredth of the columns of two way table column a 102, 18 colunm b 34, 14 answers choices 0.15 0.25 0.29 0.44 0.56 0.71 0.75 0.85