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Rectangle A has length 12 units and width 8 units. Rectangle B has length 15 units and width 10 units. Rectangle C has length 30 units and width 15 units. Is Rectangle A a scaled copy of Rectangle B? If so, what is the scale factor? yes no 2

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The amino acid with the R group -CH$_2$-CO-O$^-$ is The amino acid with the R group NH$_3^+$-(CH$_2$)$_4$- is

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kead unrougn the methods section. \begin{tabular}{|l|l|} \hline \begin{tabular}{l} 1. Identify the dependent variables? \\ (3pts) \end{tabular} & \begin{tabular}{l} The dependent variables are cortisol, total testosterone, \\ and free testosterone. \end{tabular} \\ \hline 2. indicate the type of analysis & \begin{tabular}{l} The correct type of analysis would be comparing means, \\ completed (NOTE: they do correlations \\ such as t-test or ANOVA. \end{tabular} \\ BUT this is not the correct answer) & \\ (2pts) \end{tabular} Table 2. Concentrations of cortisol, total testosterone (TT) and free testosterone (fT). Data are means ( $ \pm \mathrm{SE} $ ). \begin{tabular}{lccc} \hline & \begin{tabular}{c} Cortisol \\ $ \left(\mathrm{nmol} \cdot \mathrm{L}^{-1}\right) $ \end{tabular} & \begin{tabular}{c} TT \\ $ \left(\mathrm{nmol} \cdot \mathrm{L}^{-1}\right) $ \end{tabular} & \begin{tabular}{c} fT \\ $ \left(\mathrm{pmol} \cdot \mathrm{L}^{-1}\right) $ \end{tabular} \\ \hline \begin{tabular}{l} Resting \\ $ (\mathrm{n}=90) $ \end{tabular} & $ 229(11) $ & $ 16.3(.7) $ & $ 73(3) $ \\ \begin{tabular}{l} Exercise \\ Recovery \\ $ (\mathrm{n}=90) $ \end{tabular} & $ 596(22)^{*} $ & $ 14.6(1.0) $ & $ 101(4)^{*} $ \\ \hline \end{tabular} * denotes significant ( $ \mathrm{p} \leq 0.01 $ ) difference within a specific hormone from the respective Resting value.

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4. Apply the bilinear transformation to with T = 0.5 s and find H(z). \begin{equation} H_a(s) = \frac{4}{(s+3)(s+4)} \end{equation}

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An astronomer records the spectrum of light coming from a distant star. Describe what information the astronomer can deduce from this stellar spectrum, and what physical principles she would apply.

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Find the second derivative. 9) $w = z^{-2} - \frac{1}{z}$

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Find all excluded values for the expression. That is, find all values of y for which the expression is undefined. (y-6)/(y^(2)+4y+3) If there is more than one value, separate them with commas. y

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Which response occurs during the alarm stage of the general adaptation syndrome (GAS)? Critical illness occurs. The body battles for equilibrium. A maladaptive and pathologic condition occurs. Hormone release mobilizes the body's defenses. Confident Not Sure

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1. [-/2 Points] DETAILS MY NOTES MENDSTAT15M 12.1.015.MI. ASK YOUR TEACHER PRACTICE ANOTHER Calculate the sums of squares and cross-products, $S_{xx}$ and $S_{xy}$. (Round your answers to two decimal places.) (3, 6) (6, 7) (2, 7) (1, 5) (3, 7) (4, 5) $S_{xx}$ = $S_{xy}$ = Need Help? Read It Watch It Master It Submit Answer

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EXERCISE 3.15 Let a > 0. Use the fact that sinc(x), sinc²(x) have the Fourier transforms ?(s), ?(s) together with a suitably chosen synthesis equation, Parseval's relation, ... to show that: (a) $\int_{-\infty}^{\infty} \left(\frac{\sin ax}{x}\right) dx = \pi$; (b) $\int_{-\infty}^{\infty} \left(\frac{\sin ax}{x}\right)^2 dx = a\pi$; (c) $\int_{-\infty}^{\infty} \left(\frac{\sin ax}{x}\right)^3 dx = \frac{3a^2\pi}{4}$; (d) $\int_{-\infty}^{\infty} \left(\frac{\sin ax}{x}\right)^4 dx = \frac{2a^3\pi}{3}$.

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tom-s r.