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sonia stephens

sonia s.

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Why does Michelle Alexander (author of "The New Jim Crow") argue a criminal recently freed from prison has barely more rights than a black person living at the height of Jim Crow? A they can be stopped and searched by police for any reason B they can be discriminated against in job applications, rental agreements, loan applications C they can be denied the right to vote D all of the above

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2. Label the conjugate acid-base pairs for the reactions below. a. CN$^-$ (aq) + H$_2$O(l) $\rightarrow$ HCN(aq) +OH$^-$ (aq) b. H$_2$S(aq) + CN$^-$ (aq) $\rightarrow$ HS$^-$ (aq) + HCN(aq) c. SO$_3$$^{2-}$(aq) + NH$_4$$^+$ (aq) $\rightarrow$ HSO$_3$$^-$ (aq) +NH$_3$(aq)

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Lilly likes to do puzzles with her son Jeremy. However, sometimes Jeremy intentionally puts puzzle pieces in the wrong place, which causes Lilly to give him attention. Over time, he messes up the puzzles more and more. Lilly wants to use differential reinforcement to extinguish Jeremy's behavior of messing up puzzles, and to increase his behavior of cooperating with puzzle solving. Which of the following is NOT something Lilly should do, according to differential reinforcement?

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Signs for Mirrors CQ1: What is the sign of the object distance for this system? A. Positive. B. Negative.

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Suppose $y = \sum_{n=0}^{\infty} a_n x^n$ on an open interval $I$ that contains the origin. Express the following as a simplified power series in $x$ on $I$. $(1+x^2)y'' + (x^2)y' + 2y$

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Ivanhoe Company's accounting records reflect the following inventories: Dec. 31, 2022 Dec. 31, 2021 Raw materials inventory $380000 $330000 Work in process inventory 300000 160000 Finished goods inventory 190000 150000 During 2022, $880000 of raw materials were purchased, direct labor costs amounted to $670000, and manufacturing overhead incurred was $640000. (Assume that all raw materials used were direct materials.) The total raw materials available for use during 2022 for Ivanhoe Company is • $740000. • $830000. • $1210000. $1260000.

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B) determine the project balance at the end of period C at A2 = $500. Table-1 Year 0 1 2 3 4 5 Interest (in %) A B c 1,000 -5,30 x 211 89 0 1,000 -800 600 400 200 0 1,000 680 302 57 233 575 0 18 12

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6. Phasors: If V1 = 4 <0° V, find Io.

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- Monday, June 19th Time left 0:09:50 Dan's Autoparts Ltd. is operating at 100% capacity, and produces 30,000 windshield wipers a month. Variable manufacturing costs are $5 per unit. Fixed manufacturing costs are $40,000 per month. Wipers have an $11 sales price per unit. Dan's Autoparts has just received a special order from Patty Purchasers Inc. to produce 1,000 wipers for $11.00 sales price per unit. This special order will require a $1.00 shipping expense per unit ordered. What is the opportunity cost of accepting the special order? Show all of your work. I

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(1) Start with an analogue prototype first-order lowpass filter with cut-off frequency of 1 rad/sec. Design an analog lowpass filter with a cut-off frequency of 6 rad/sec. Show the new system transfer function $H(s)$. (2) Using the bilinear transform method with $T_s = 0.1$, design an IIR digital filter $H(z)$ that corresponds to the above $H(s)$. Find the corresponding digital cut-off frequency $\theta_c$ for the system.

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