Johnny wants to buy a 60" led smart tv, so he opened a savings account and added money to it every month. the chart below shows the relationship between the number of months johnny has been saving and the total amount of money in his account.

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

Simplify. −4x^2 (5x^4−3x^2+x−2) −20x^6−12x^4+8x^3−8x^2 −20x^6+12x^4−4x^3+8x^2 −20x^8+12x^4−4x^2+8x −20x^6+12x^4+4x^3−8x^2

Find the volume of the solid whose base is the region bounded by f(x), g(x) and the x-axis on the interval [0, 1], and whose cross-sections perpendicular to the y-axis are squares. your work must show the integral, but you may use your calculator to evaluate it. give 3 decimal places for your answe