Which function grows faster as x increases toward lemniscate

Negative 5 1/12 + negative 4 1/4 + 6 3/4

The vertices of a triangle are a(7.5), b(4,2), and c19. 2). what is

Grandpa ernie is shrinking! over the past 4 years his height decreased by a total of 2.4 cm. it decreased by the same amount each year. what was the change in grandpa ernie's height each year