That would first be a conversion factor is a number used to change one set of units to another, by multiplying or dividing. when a conversion is necessasry
Answer:The function v(x) has the largest value when x = 4.
Solution:
x=4;
e(4) = 4^2 + 6×4 + 21=16+24+21=61
m(4) = 8×4=32
v(4) = 31×4=124
v(4)>e(4)>m(4)
Therefore,The function v(x) has the largest value when x = 4.
rounding 0.0692494 to 3SF is 0.069
