The volume is 210 1/8 ft3 what is the missing dimension (X) 5 1/8 ft , 5 1/8 ft, X ft

if you are saying purchasing 3 social media ads and one newspaper ad counts as one purchase then there are:

6 purchases

if you are asking how many of each then:

18 social media ads

6 newspaper ads

step-by-step explanation:

f(x)=2x^2 -1 

translation is a function transformation that transform the function in a way of translating. by translating the function its graph is moved  up an down. moving the function f(x) 2 units to the left will be the new function g(x) with the equation: g(x)=f(x+2)=2(x+2)^2 -1

step-by-step explanation:

circumference divided by 3.141592654 then timesthe radius twice

probably the last option

step-by-step explanation: