Algebra

Solve the problem below and explain how you arrived at your answer. ?=20÷(3+7)×2.x=20÷(3+7)×2. Sample Solution

Mathematics

Carefully show all your work. Justify all the steps in your answer with a sentence.Answers should be exact and in simplest form. (2 points) The total cost in hundreds of dollars to produc x gallons of honey is C(x) =4√x + 2 for x ≥ 0. From a specific day, let t be the...

Mathematics

Firefighters are holding a nozzle at the end of a hose while trying to extinguish a fire. If the nozzle exit diameter is 6 cm and the water flow rate is 5 m3 /min, determine:a) the average water exit velocityb) the horizontal resistance force required of the...

The basic equation for risk

Essay 1: The basic equation for risk is defined as R = ƒ(CVT) where R is the level of risk, C is the consequences (public health, our economy, government action, public confidence in our institutions) of an attack, V is an assessment of the vulnerability of a...

Factoring polynomials

Please help factor these polynomials. I would also appreciate if you can discuss briefly how you arrived at the answer, and provide tips on how to work on similar problems in the future. Thanks 1.) x2 – 15x + 54 2.) x2 – 8x – 9 3.) x2 – 10x – 11 4) x2 – 6x – 16 Sample...