Numerade

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Brush border enzymes to produce individual amino acids are found where

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1. Factor completely each of the following: a. $4x^2y^2 - 6x^2y + 12xy^2$ d. $-16t^2 + 56t + 32$ b. $64m^2 - 16n^2$ e. $4x^2 + 21xy - 18y^2$ c. $x^2 + 5x - 24$ f. $28a^2 - ab - 2b^2$ 2*. Solve each of the following systems of equations by using addition: a. $2x - y = 2$ $x + 3y = 2$ c. $2x^2 - 3y^2 = 19$ $3x^2 + y^2 = 1$ b. $3x - 2y = 1$ $4x - 3y = 4$ 3*. Solve each of the following systems of equations by using substitution: a. $2x - y = 2$ $6x + 2y = 1$ c. $2x - y = 1$ $x - 3y = -2$ b. $2x - y = 2$ $xy = 4$ *You must show all work. You must check your answers.

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3 6. An advantage of using wind power on the farm is that it A. could be used for all farm operations. B. is available everywhere. C. could be stored for future use. D. is easy to control. 7. Wind power could be converted to A. hydro power. B. animal power. C. electrical energy. D. solar energy. 8. Gunter's chain is used for A. restraining bulls. B. measuring distances. C. measuring slope of farmland. D. determining depth of soil moisture. 9. The chemical composition of soil is influenced by its A parent material. B. living organisms, C. structure. D. $ p H $. 10. The ash produced after buming crop residues would A. decrease soil alkalinity. B. render the $ \mathrm{pH} $ unchanged. C. increase soil acidity. D. decrease soil acidity. 11. A soil sample that contains predominantly mineral matter that are smaller than $ 0.002 \mathrm{~mm} $ in size is A. loam. B. clay. C. sand. D. gravel. Use the information below to answer questions 12 and 13. A farmer applied a $ 50 \mathrm{~kg} $ bag of NPK 10:5:15 fertilizer to a vegetable farm. 12. The least nutrient in the bag of fertilizer is A. phosphorus. B. nitrogen. C. potassium. D. sulphiur. 13. Determine the quantity of potassium in the bag of fertilizer. A. $ 30.0 \mathrm{~kg} $ B. $ 25.0 \mathrm{~kg} $ C. $ 16.7 \mathrm{~kg} $ D. $ 8.3 \mathrm{~kg} $ 14. The plant nutrient which is responsible for the green colour of leaves is A. potassium. B. boron. C. calcium. D. magnesium. $ 24 \mathrm{sI} / \mathrm{SC} 5021 / \mathrm{ws} / \mathrm{pa} $ Turn over

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QUESTION 16 The difference between the economy's potential output and its actual output relative to its potential output at a point in time is called the:

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QUESTION 6 · 1 POINT After 1 minute, a submarine had descended to ?300 feet. After 8 minutes, the submarine had descended to ?440 feet. Assuming a linear function, write an equation in the form $d(t) = mt + b$ that shows the depth, $d(t)$, after $t$ minutes. Provide your answer below.

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v(t) = At + Bt, where t is in seconds, v is in meters per second, A = 1.09 m/s², and B = -0.69 m/s³. ? 50% Part (a) What is the acceleration, in meters per second squared, of the particle at time $t_0$ = 1.0 s? a($t_0$) = m/s² ? 50% Part (b) What is the displacement, in meters, of the particle between times $t_0$ = 1.0 s and $t_1$ = 3.0 s?

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Let $P_4(x)$ be the fourth-degree Taylor polynomial of $f$ about $x = 2$. Use the table below to find $C_0$ where $P_4(x) = C_0 + C_1(x - 2) + C_2(x - 2)^2 + C_3(x - 2)^3 + C_4(x - 2)^4$. \begin{tabular}{|c|c|c|c|c|c|} \hline x & 1 & 2 & 3 & 4 & 5 \\ \hline f'(x) & 26 & 61 & 162 & 313 \\ \hline f''(x) & 27 & 60 & 141 & 205 \\ \hline \end{tabular}

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QUESTION 14 10 7.5 5 Supply 2.5 0 Demand 0 200 400 600 800 Q Refer to the graph shown. If the government imposes a price ceiling of $2.5, which of the following will definitely be true? Producer surplus will increase. Sum of the consumer surplus and producer surplus decreases. Consumer surplus will decrease. Total surplus increases.

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11.22 The owner of a restaurant serving Continental-style entrées has the business of learning more about the patterns of patron demand during the Friday-to-Sunday weekend. Data were collected from 630 customers on the type of entrée and dessert ordered. The data are summarized in the following table: TYPE OF DESSERT TYPE OF ENTRÉE Beef Poultry Fish Pasta Total Ice cream 13 8 12 14 47 Cake 98 12 29 6 145 Fruit 8 10 6 2 26 None 124 98 149 41 412 Total 243 128 196 63 630 At the 0.05 level of significance, is there evidence of a relationship between type of dessert and type of entrée?

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The current that flows through 4 ohms is ________. 5 A 2 ? 1 4 ? WW 2 3.33A 5A -1.68A 6.667A 6? 10 A

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madeline b.