At lift-off, a rocket weighs 40.2 tons, including the weight of fuel. It is fired vertically, and the fuel is consumed at the rate of 2.23 tons per 1,000 ft of ascent. How much work is done in lifting the rocket to an altitude of 10,000 ft?

Find the domain of the following expression: 1/(√x)-2

Match each whole number with a rational, exponential expression 3 square root 27^2find the domain and range of the exponential function h(x)=125^x. explain your findings. as x decreases does h increase or decrease? explain. as x increases does h increase or decrease? explain.

Is the number 128.439 a rational number