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Lighters burn C4H10 & make H20 and CO2 balance the equation, & determine how many grams of CO2 are being produced by burning 2.43 g of C4H10? Solve the nonlinear system of equations. {x² + y² = 144
{x² - 4y² = 64? Which order of derivative is f'''''' in differential calculus? Simplify (x^2+19X+20)/[x(x+2)(x-5)]? What is the discriminant for 9x^26x+1=0? How many and what type of solutions does this equation have?