3(x^2+y^2)^2=100xy^2 find the equation of the tangent line at point (3,1)

The square pyramid has a volume of 441 cubic inches. what is the value of x? 1/7x is the height x is the base

30 ! the graph shows the number of siblings different students have. select from the drop-down menus to correctly complete the statement.

Guys can y’all me because i don’t understand to the questions of my cousin she tell me to do the homework plz me guys