Mathematics, 22.10.2020 01:01, lukeakalucas
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A third order equation has roots at x =-1, x= + 2 and x = -3 what is the value of the coefficient A that is needed to complete the equation (-6- Ax +2x ^2 + x^3) ?
Consider that the factors of the equation for the roots are (x+1)(x-2)(x+3). Multiple these factores and by comparison find the value of A .
A dish in a restaurant has fixed cost of $10 per unit and a variable cost according to the price. If the dish weighs 50 grams the variable cost is $10 pesos, if it weighs 100 grams, the variable cost will be $30 pesos. The total cost of the dish is CT= CV+ CF. How much will a 175 gram dish cost ?
There are two fuctions f(x)=abs (sin x) and g (x) =abs (cos x) which is the value of the slope of the line that passes through all the maximaof the function h(x) = f (x) + g (x).
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A third order equation has roots at x =-1, x= + 2 and x = -3 what is the valu...
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