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6. Evaluate using spherical coordinate $$ \int_{-2}^{2} \int_{-\sqrt{4-x^2}}^{\sqrt{4-x^2}} \int_{\sqrt{x^2+y^2}}^{\sqrt{8-x^2-y^2}} (x^2 + y^2 + z^2) \,dzdydx. $$ [7 marks] 7. Find the mass of the solid in the shape of tetrahedron that is bounded by the planes $$ x + y + z = 1 $$, xy-plane, xz-plane and yz-plane if its density is given by $$ \delta(x, y, z) = x $$. [6 marks]

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Be sure to answer all parts. Synthesis of the following compound can be accomplished using 1-bromobutane (CH3CH2CH2CH2Br) as the only organic starting material. Draw the products that result from each of the steps used to synthesize the following compound. Part 1 out of 3 NaCN Br draw structure ... 2 attempts left Check my work Next part

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What is the voltage across the inductor ($V_L$) in the circuit below at t=0.56 seconds if the the switch opens at t=0 as indicated? Prior to t=0 the switch has been closed for a long time. The resistances are all R=3 Ohms and the inductance is L=0.75H. $i_s = 12mA$ t=0 R L R Enter your answer in mV to three decimals.

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2. An operation can be described as Object Class Functions Object & Class 3. Activity diagram have some different purpose as compared to which of the following diagram? State machine Diagram Interaction Diagram Class Diagram Use Case Diagram 4. Which of the following Combines two concurrent activities and re introduces them to a flow where only one activity can be performed at a time? Joint symbol Fork symbol Decision symbol Note symbol 5. The statement describes that, the operation "Get company Details O" has been moved to the subelasses. Identify ONE (1) of the key principles applied in the diagram below. ANSWER-------- Company companyinstance companyName company Address getCompanyInstance() getCompanyDetails() Company() UKCompany companyRegistrationNumber getCompanyDetails() String UkCompany(): UkCompany USACompany companyRegistrationNumber getCompanyDetails() String USACompany() USACompany

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What is the FV of $390 in 30 years if it earns an annual rate of 12% quarterly compounded? $14,395.19 $14,188.17 $14,764.59 $13,537.28.

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A volume is described as a follows: 1. The base is the region bounded by x = -y^2+2y +84 and x = y^2-20y+104; 2. every cross section perpendicular to the y- axis is a semicircle. find the volume of this object. Answer exactly

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The speed of a particle is known to within 10-6 m s-1 . The degree of uncertainty for speed is 10% of its movement speed. Calculate the uncertainty in its position if: (i) the particle mass = 1 g; (ii) the particle is an electron (iii) Comment on your answers to these two particles.

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MLK Bank has an asset portfolio that consists of $80 million of 30-year, 8 percent annual coupon, $1,000 bonds that sell at par. a-1. What will be the bonds' new prices if market yields change immediately by $\pm$ 0.10 percent? a-2. What will be the new prices if market yields change immediately by $\pm$ 2.00 percent? b-1. The duration of these bonds is 12.1584 years. What are the predicted bond prices in each of the four cases using the duration rule? b-2. What is the amount of error between the duration prediction and the actual market values? Complete this question by entering your answers in the tabs below. Required A1 Required A2 Required B1 Required B2 What will be the bonds' new prices if market yields change immediately by $\pm$ 0.10 percent? (Do not round intermediate calculations. Enter all answers as positive numbers. Round your answers to 2 decimal places. (e.g., 32.16)) Bonds' New Price At + 0.10% At - 0.10% < Required A1 Required A2 >

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Of the four consumer types discussed in the text, which type believes in CRM but generally doesn’t act accordingly? Multiple Choice skeptic balancer attribution-oriented socially concerned committed

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C6H5COOH

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sandra p.