Numerade

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Opportunity cost is the cost associated with alternative uses of the same asset.

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1. Boolean Logic Below there are three Boolean variables, p, q and r. Construct code that prints True if exactly two of the variables is True and prints False otherwise (if 0, 1, or 3 are true). Do this two different ways: • Using logical connectives: and, or, not • by using type conversion to integers [2] p,q,r = True, True, True [False False

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a) Calculate the stresses acting on the surfaces of a haulage excavated in an orthotropic rock mass given the following parameters acting at a point around the peripheral of the excavation: [ E_1=2.5, E_2=2 . E_3=2.5 . V_21=0.2, V_31=0.15, V_32=0.125, G_12=0.15, G_23=0.26, G_31=0.2,; \epsi _x x=0.1 \epsi _y y=-0.5 \epsi _2=0.05 \epsi _x y=0.5 \epsi _y y=0.05 \epsi _2 x=0.04 ] where E is the Young Modulus, G is the Shear Modulus, V is the Poisons ratio and the remaining parameters are components of the strain tensor acting at a point. [30 Marks]

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Determine the correct simplification of the expression $ (1+\cos \alpha)(1-\cos \alpha) $.

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What is the maximal oxygen consumption of a healthy person limited by? O The muscle's ability to use oxygen O Oxygen delivery to the blood O Cardiac output O The maximum attainable arteriole diameter

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For each set of side lengths in the table, find the missing leg or hypotenuse. \begin{tabular}{|c|c|c|} \hline $ \boldsymbol{a} $ & $ \boldsymbol{b} $ & $ \boldsymbol{c} $ \\ \hline 15 & 20 & \\ \hline 7 & & \\ \hline$ \square $ & 60 & 61 \\ \hline \end{tabular}

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Animal feed lots can lead to ____. Question 15 options: less available land for feeding overall increase genetic resistance to microbes in humans a reduction in soil erosion a reduction in overgrazing greater biodiversity

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Using Part I of the Fundamental Theorem of Calculus, evaluate: \frac{d}{dx} \int_{x}^{9} t^{4} dt =

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h) \lim_{x \to \infty} \left( \frac{2x - 3}{2x + 5} \right)^{2x + 1}

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A call option is currently selling for $2.60. It has a strike price of $50 and six months to maturity. A put option with the same strike price sells for $6.90. The risk-free rate is 3.7 percent and the stock will pay a dividend of $2.60 in three months. What is the current stock price? (Do not round intermediate calculations. Round your answer to 2 decimal places.)

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silvia w.