- Prove that p(n,n)=2p(n,n-2)?

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Would you work in dredging? Find the value of a&b if (x^2-5x+4) is a factor of the polynomial 2x^3+ax^2+bx-4. Express in factored form.? A cylinder's volume is given by (πx^3+4πx^2-3πx-18π cm^3). If the radius of the cylinder is (x+3) cm, what is the height in terms of x? ? How many grams of fluorine gas occupy 543.2 mL and exert 123456 Pa of pressure at 29.8 degrees Celsius? Give answer to 3 s.f.? A gas has a volume of 645 mL at 67.9 °C. What is the final temperature in °C if the volume changes to 459 mL?