The admission fee at an amusement park is $4.50 for children and $13.00 for adults. on
a certain day, 328 people entered the park, and the admission fees collected totaled
$3,176.00. how many children and how many adults were admitted?

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis