Given z, find lzl.
Z = 10i
IzI = [?]

Asphere has a diameter of 10 in. what is the volume of the sphere?

Someone this asap for a group of students attends a basketball game. * the group buys x hot dogs at the concession stand for $2 each. * the group buys y drinks at the concession stand for $3 each. the group buys 29 items at the concession stand for a total of $70. how many hot dogs did the group buy?

Solve the equation by completing the square. x^2+2x=17