## Question

###### The velocity of a particle is given by vd)-(2+-1Ji+(2-t)j+(3+-4Jk Find the acceleration of this parlicle a5 a function of time; ( in unit-vector notationSelect one: 41j+3kb. 2i-2j+3kc.2i-j+3k2ij-4k

The velocity of a particle is given by vd)-(2+-1Ji+(2-t)j+(3+-4Jk Find the acceleration of this parlicle a5 a function of time; ( in unit-vector notation Select one: 41j+3k b. 2i-2j+3k c.2i-j+3k 2ij-4k

## Answers

#### Similar Solved Questions

5 answers

##### Suppose the Sunglasses Hut Company has profit _ function given by P(q) 0.03q +4q 41, where q is the number of thousands of pairs of sunglasses sold and produced, and P(q) is the total profit; in thousands of dollars ffom selling and producing q pairs of sunglassesA) Find a simplified expression for the marginal profit function: Be sure to use the proper variable in Your answer:)PreviewB) How many pairs of sunglasses (in thousands) should be sold to maximize profits? (If necessary round yOur answ

Suppose the Sunglasses Hut Company has profit _ function given by P(q) 0.03q +4q 41, where q is the number of thousands of pairs of sunglasses sold and produced, and P(q) is the total profit; in thousands of dollars ffom selling and producing q pairs of sunglasses A) Find a simplified expression for...

5 answers

##### Evaluate the indefinite Integral given below:12sin-1 (2z) dr V1-4Provide your answer below:J 12sin-1 ( 2x ) & = V1-4

Evaluate the indefinite Integral given below: 12sin-1 (2z) dr V1-4 Provide your answer below: J 12sin-1 ( 2x ) & = V1-4...

5 answers

##### Regiochemistry explanation: 17: ( pts) Consider the following= Iissing: staning material and products, synthetic scheme and the IR and mass spectra provided to fill in theLiAIH; HzoHORcaction?2? reagent ReactionRoaction Startlng MatorialReaction ProductReaction Reagent(s)

Regiochemistry explanation: 17: ( pts) Consider the following= Iissing: staning material and products, synthetic scheme and the IR and mass spectra provided to fill in the LiAIH; Hzo HO Rcaction ?2? reagent Reaction Roaction Startlng Matorial Reaction Product Reaction Reagent(s)...

5 answers

##### Question 5What is the average number of bedrooms in this subset of data?Quastlon 6What isthe standard deviation ot the number of bedrooms in the subsct of data? Enter your unsverto 4 dpbelow

Question 5 What is the average number of bedrooms in this subset of data? Quastlon 6 What isthe standard deviation ot the number of bedrooms in the subsct of data? Enter your unsverto 4 dpbelow...

5 answers

##### The quadratic equationY = 17(r 2)(Iis in factored formWhat are the x-intercepts for the graph of this equation? Enter the left-most Intercept first; first X-intercept:Enter thc right-most Intercept next: second K-intercept:Be sure t0 entel your anewer45 POINTS (k 0 , ordcred-pairs|. Do not entcr Your Joswcr 48 numben.

The quadratic equation Y = 17(r 2)(I is in factored form What are the x-intercepts for the graph of this equation? Enter the left-most Intercept first; first X-intercept: Enter thc right-most Intercept next: second K-intercept: Be sure t0 entel your anewer45 POINTS (k 0 , ordcred-pairs|. Do not entc...

5 answers

##### Question 11 ptsFind the derivative of % +7/8627/68x61627/6827/8627/6

Question 1 1 pts Find the derivative of % + 7/8 627/6 8x 61 627/6 827/8 627/6...

2 answers

##### ExampleShow that f(t.y) = tlyl satisfies Lipschitz condition O the interval D = {(t,y) | 1 < <2 and -3 <> < 4} Solution For each pair points (t,Y1) and (t.Y2) in D we haveIf(.Yt) f(t,y2) = Wtlyul - tlyll = Wlllyl -Iyll < 2y J2l-Thus satisfies Lipschitz condition on D in the variable y with Lipschitz constant 2. The smallest value possible for the Lipschitz constant for this problem is L = 2. because , for example_If(2,1) _ f(2,0 = /2 - 0l = 2/1 - 0.

Example Show that f(t.y) = tlyl satisfies Lipschitz condition O the interval D = {(t,y) | 1 < <2 and -3 <> < 4} Solution For each pair points (t,Y1) and (t.Y2) in D we have If(.Yt) f(t,y2) = Wtlyul - tlyll = Wlllyl -Iyll < 2y J2l- Thus satisfies Lipschitz condition on D in the vari...

5 answers

##### Moving at 0 ms second at the top of a frictionless waterslide whea he is Preblem & boy sturts Qut end of the waterslide at ground level; how fast is be 8.5 meters above the ground: When he reaches the going?

moving at 0 ms second at the top of a frictionless waterslide whea he is Preblem & boy sturts Qut end of the waterslide at ground level; how fast is be 8.5 meters above the ground: When he reaches the going?...

1 answers

##### (a) Considering only buckling in the plane of the structure shown and using Euler's formula, determine the value of $\theta$ between 0 and $90^{\circ}$ for which the allowable magnitude of the load $\mathbf{P}$ is maximum. (b) Determine the corresponding maximum value of $P$ knowing that a factor of safety of 3.2 is required. Use $E=29 \times 10^{6} \mathrm{psi}$

(a) Considering only buckling in the plane of the structure shown and using Euler's formula, determine the value of $\theta$ between 0 and $90^{\circ}$ for which the allowable magnitude of the load $\mathbf{P}$ is maximum. (b) Determine the corresponding maximum value of $P$ knowing that a fact...

1 answers

##### Find the area of the parallelogram that has two adjacent sides $\mathbf{u}$ and $\mathbf{v}$ $$\mathbf{u}=3 \mathbf{i}-\mathbf{j}, \mathbf{v}=3 \mathbf{j}+2 \mathbf{k}$$

Find the area of the parallelogram that has two adjacent sides $\mathbf{u}$ and $\mathbf{v}$ $$\mathbf{u}=3 \mathbf{i}-\mathbf{j}, \mathbf{v}=3 \mathbf{j}+2 \mathbf{k}$$...

5 answers

##### What differentiates esterification and hydrolysis reaction conditions?hydrolysis is promoted by an excess of wateresterification is promoted by basic pHO hydrolysis is promoted by acidic pHesterification is promoted by an excess of water

What differentiates esterification and hydrolysis reaction conditions? hydrolysis is promoted by an excess of water esterification is promoted by basic pH O hydrolysis is promoted by acidic pH esterification is promoted by an excess of water...

5 answers

##### 7. A particle starts at the origin, moves along the X-axis to (4,0), then along the quarter-circle x2 + y2 =16, xz 0,y 2 0 to the point (0,4), and then down the Y-axis back to the origin. Find the work done on this particle by the force field F = (sinx,siny + xy2 + x3) . Hint: use the Green 's Theorem:

7. A particle starts at the origin, moves along the X-axis to (4,0), then along the quarter-circle x2 + y2 =16, xz 0,y 2 0 to the point (0,4), and then down the Y-axis back to the origin. Find the work done on this particle by the force field F = (sinx,siny + xy2 + x3) . Hint: use the Green 's ...

5 answers

##### Prove or disprove:VA su(VR â‚¬ Rlt(A)((R Rop) = Aa))VEeretetkcAlDisproven

Prove or disprove: VA su(VR â‚¬ Rlt(A)((R Rop) = Aa)) VEeretetkcAl Disproven...

5 answers

##### Refer t0 chemical reactions [ _ V below to answer Questions 7-11 1) BH; THF 2) HzOz, OH KMnQ4 H,O;H;ot, Hzo M:IVI)Hg(OAc)Hzo 2) NaBH4 Bra7. How many of these reactions produce carbon dioxide as a product?(a) none(c) two(e) four(b) onethree8. True or False: None of these reactions involves a carbocation intermediate_9. How many of the reactions above generate product(s) that contain chiral centers?(a) none(c) two(e) four(b) one(d) three10. Which one of the reactions above follows the OPPOSITE of

Refer t0 chemical reactions [ _ V below to answer Questions 7-11 1) BH; THF 2) HzOz, OH KMnQ4 H,O; H;ot, Hzo M: IVI)Hg(OAc)Hzo 2) NaBH4 Bra 7. How many of these reactions produce carbon dioxide as a product? (a) none (c) two (e) four (b) one three 8. True or False: None of these reactions involves a...

5 answers

##### COzEtCHz(COzEtlzHzoPhCOzH / benzeneCOzEtCHaBHSCNCHzHzN(CH3lzNaOH / methanolElectrophilic addition b = EZ Elimination Snl Nucleophilic substitutiond = Sv2 Nucleophilic substitution Electrophilic aromatic substitution f = Carbonyl nucleophilic addnNucleophilic subs at carbonyl(acyl Xfer) Conjugate (nucleophilic) addnIdentify the mechanism by which each of the reactions above proceeds from among the mechanisms listed. Use the lettersfor your answers_

COzEt CHz(COzEtlz Hzo PhCOzH / benzene COzEt CHa BHSCN CHz HzN(CH3lz NaOH / methanol Electrophilic addition b = EZ Elimination Snl Nucleophilic substitution d = Sv2 Nucleophilic substitution Electrophilic aromatic substitution f = Carbonyl nucleophilic addn Nucleophilic subs at carbonyl(acyl Xfer) C...

5 answers

##### (about a glucose-oxygen fuel cell) Glucose reacts with water atthe negative electrode to form carbon dioxide and hydrogen ions.Oxygen reacts with hydrogen ions to form water at the positiveelectrode. What is the overall equation that occurs in the fuelcell?

(about a glucose-oxygen fuel cell) Glucose reacts with water at the negative electrode to form carbon dioxide and hydrogen ions. Oxygen reacts with hydrogen ions to form water at the positive electrode. What is the overall equation that occurs in the fuel cell?...

4 answers

##### The U.S. Geological Survey compiled historical data about OldFaithful Geyser (Yellowstone National Park) from 1870 to 1987.Let x1 be a random variable thatrepresents the time interval (in minutes) between Old Faithfuleruptions for the years 1948 to 1952. Basedon 9760 observations, the sample mean intervalwas x1 = 64.0 minutes.Let x2 be a random variable thatrepresents the time interval in minutes between Old Faithfuleruptions for the years 1983 to 1987. Basedon 25,691 observations, the sample me

The U.S. Geological Survey compiled historical data about Old Faithful Geyser (Yellowstone National Park) from 1870 to 1987. Let x1 be a random variable that represents the time interval (in minutes) between Old Faithful eruptions for the years 1948 to 1952. Based on 9760 observations, the sample me...

5 answers

##### 1f JJOUI b) Indicate which atom Corae 'JiSBq that is a) Circle the product Hetile formed preferentially density). electron site you have chosen is more basic (higher resonance forms of both A and B to show why the strong acid. Draw protonation when treated with Predict where acetamide will undergo points) (12III: Resonance2I4E1S JJOUU SJJUHIOJUOJ OAH] ?41 ~methylcyelohexane: Explain which of trans-[-ethyl (6 points) Draw the conformational equilibrium of

1f JJOUI b) Indicate which atom Corae 'JiSBq that is a) Circle the product Hetile formed preferentially density). electron site you have chosen is more basic (higher resonance forms of both A and B to show why the strong acid. Draw protonation when treated with Predict where acetamide will unde...

5 answers

##### A certain snack is labeled as as a 6.75 0z package; but you are skeptical and believe the bags are underfilled You buy 15 bags of chips and find the weights of the chips are: 6,9,6.7,6.6,6.9,6.8,6.4,6.7,6.5,6.8,6.3,6.8,6.8, 6.7,6.4,6.5Dataset in Excel format Find the sample mean weight of the chips. B. Write the null and alternative hypotheses to test your theory that the bags are underfilled: C Test the claim with a.05 level of significance: Clearly identify the sample statistics and/or P-value

A certain snack is labeled as as a 6.75 0z package; but you are skeptical and believe the bags are underfilled You buy 15 bags of chips and find the weights of the chips are: 6,9,6.7,6.6,6.9,6.8,6.4,6.7,6.5,6.8,6.3,6.8,6.8, 6.7,6.4,6.5 Dataset in Excel format Find the sample mean weight of the chips...