Find the height of a square pyramid that has a volume of 12 cubic feet and a base length of 3 feet

Given the function f(x) = log base 4(x+8) , find the value of f^-1(2)

3. solve the given inequality and graph the solution on a number line.

Tim's phone service charges $26.39 plus an additional $0.21 for each text message sent per month. if tim's phone bill was $31.64, which equation could be used to find how many text messages, x, tim sent last month?