The sum of the series ∑ i − 1 10 5 ( 1 2 ) i is x 1 , 024 .

Create and solve a linear equation that represents the model, where squares and triangles are shown evenly balanced on a balance beam. assume the weight of a square is 1 unit and the weight of a triangle is unknown.

Water flows at a steady rate from a tap. its takes 40 seconds to fill a 4 litre watering can from the tap. the rate at which water flows from the tap is halved. complete: 4 litres into cm3

Witch represents the inverse of the function f(x)=1/4x-12