# Questions Asked onJune 1, 2017

1. ## Math

Please Help! The number of cars sold weekly by a new automobile dealership grows according to a linear growth model. The first week the dealership sold five cars (P0=5 ). The second week the dealership sold cars (P1=12 Pn = Pn−1+7 12-5=7 Pn=5+7n If this

2. ## Algebra 2

Neela's clock is broken the minute hand rotates around the clock correctly but the hour hand is stuck in the three o'clock position. Suppose neela first looks at the clock when the hands are aligned and it shows 3:15. She looks at the clock again and sees

3. ## Math

if four congruent squares corners are cut from the large square of the cardboard to make a box, what is the area of the shaded figure in terms of x and y?

4. ## Trigonometry

Point P is located at the intersection of the unit circle and the terminal side of angle theta in standard position. Find the coordinates of P to the nearest thousandth. theta = -105degrees Please explain the steps. I'm completely stuck.

5. ## Algebra 2

Which statements represent the relationship between y=2x and y=log2x ? Select each correct answer. The equation ​ y=log2x ​ is the logarithmic form of ​ y=2x ​.

6. ## maths

a rectangle is 8cm long and bcm broad. find the range of values of b if the perimeter is not greater than 50cm and not less than 18cm

7. ## Math

Are the ratios 25/45 and 15/27 proportional?

8. ## Math checm my answer

Katrina lives directly east of the park. The football field is directly south of the park. The library sits on the line formed between Katrina’s home and the football field at the exact point where an altitude to the right triangle formed by her home,

9. ## Trig

Jimmy wants to rewrite the set of parametric equations x = 1/2 T + 3 and y = 2T - 1 in rectangular form by eliminating T. Which of the following equations would help him to eliminate T. A) t = 2(x-3) B) t = 2(x+3) C) t = y-1 / 2 D) t = 2(y+1)

10. ## Math

The ratio of the number of freshman to old students to juniors to seniors on a college basketball team is 4:7:6:8.what percent of the team are old students?

11. ## Math

The price of a technology stock has risen to \$9.68 today. Yesterday's price was \$9.57. Find the percentage increase. Round your answer to the nearest tenth of a percent

12. ## Math

Find the coefficient of x^5y^7 in the expansion of (5x+2y)^12 12 (x)^5 (2y)^7 3 My answer which i got wrong is 220x^5(128y^7)= 28160x^5y^7

13. ## History

How did the Nullification Crisis reflect Andrew Jackson's policies? Jackson refused to support laws that would set up a national bank. Jackson supported a strong central government to enforce federal laws. Jackson thought states should not use federal

14. ## Math

If ajay spent 1/9 of his pocket money of Rs.450 on chocolates and 2/5 on fruits. How much money is left with him?

15. ## math

Question 2 of 5 Instructions:Select the correct answer. A store sells 12-packs of ballpoint pens for \$1.09 each and composition books for \$2.79 each. Cindy buys m packs of ballpoint pens and n composition books. The store offers a 5% discount for every

16. ## History

Is there something peculiar about Africa that delayed its drive for independence? (Begin with a specific African country, and argue your case.)

17. ## math

David bought one dozen toffees .He ate 1/3 of them.How many toffees are left?

18. ## Chemistry

If methane burns with oxygen and form carbon dioxide and water,so why the carbon dioxide doesn't extinguish heat produced .

19. ## Science

The coinage metals - copper, silver, and gold - are considered to be a chemical family. List three arguments to explain why. Please help!!

20. ## Social Studies

Why are there usually fewer civic responsibilities in a country with an unlimited government? a) Citizens are excluded from the operation of government. b) Governments place lesser burdens on citizens to keep power. c) The lack of rights keeps citizens

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21. ## algebra help

This set of points is on the graph of a function. {(−2, 5), (−1, 2), (0, 1), (2, 5)} Which points are on the graph of the inverse? Select each correct answer. (2, −1)

22. ## Algebra

Write an absolute value inequality to fit the graph below: There is a Number line with 14 on the left and 26 on the right with solid dots on both.

23. ## Calculus

Two forces act on an object at 20 degree to each other. One force has a magnitude of 200N, and the resultant has a magnitude of 340N. Determine the magnitude of the second force and the direction it makes with the resultant.

24. ## Math: Trigonometry

Quadrant III, csc(theta)= -1.25, find tan(theta) Quadrant IV, sec(theta)= 4/3, find cot(theta) Please provide the work for both. Thank you!

25. ## Math

A square painting measures 2 meters on each side. What is the area of the painting in square centimeters? What is it in cm^2?

26. ## DUE DATE IS TODAY HELP

2. Compare and contrast the economies of Chile and Venezuela. I don't need a whole essay just a summary

27. ## Science

The Millennium Force is the highest roller coaster in North America. It reached a maximum height to 94.5 m. The total mass of the roller coaster car and its passengers is 1380 kg. The speed of the roller coaster is 41.1 m/s at its lowest point on the

28. ## Math

Last year, the ratio of the tennis matches ta that central college young boy's team won to the number of matches they lost was 7:3.what percent of their matches did the team win ?

29. ## Physics

A particle starts from rest and has an acceleration of 2m/s*2 for 10sec.After that, the particle travels for 30sec with constant speed and then undergoes a retardation of 4m/s*2 and comes back to rest. The total distance covered by the particle is?

30. ## Math

Cos theta=9/41 and the terminal arm of the angle is in quad.4. Find remaining trigonometri functions?

31. ## Maths science English hindi s.st computer

Find the effective resistances in paralle if all four resistances are equal to 1 ohm

32. ## Algebra

For which value of x must the expression √97x be further simplified?

33. ## sir steve damon reiny steve help maths

A street lamp is 6m above a straight road.A Man 2m tall.walks along the road away from the lamp at a constant speed of 1.5m/s.At what rate is his shadow lengthening?

34. ## Science

A homeowner determined that he used 114 gallons of oil to heat his home during game the winter. This information would be considered part of his ________?

35. ## algebra

f(x) = 15x - 12 g(x) = -15x2 + 14x - 10 find g(g(7)) my brain hurts - help me through the steps - functions for dummies version, I have 7 problems to do THANK YOU

36. ## science

A boy travels a distance of 10m towards south and then he runs towards east and travel 12m in that direction. Calculate yhe total distance travelled by the boy and displacement from his initial position.

37. ## Science

How many atoms are there in one molecule of the following compounds? a. silver chloride- AgCl b. calcium oxide- CaO c. Magnesium nitride- Mg3N2 d. Aluminium oxide- Al2O3 e. Scandium sulfide- Sc2S3 f. Hydrogen Peroxide- H2O2

38. ## Maths

What is the answer of this question ?The distance of a boat from a bridge 12om high above sea level is 2oom. Calcalate the angle of elevation of bridge from the boat

39. ## algebra

15. f(x) = -13x2 + 12x + 14 g(x) = 11x - 13 find f(g(7)) g(7) = 11(7) -13 = 64 f(g(7)) = f(64) = -13(64)^2 + 12(64) + 14 = -52,466 is this correct?

40. ## social studies

What are the causes of problems the Mayas and other Native American groups face in Guatemala? How are people trying to solve these problems? I don"t need a full essay just a summary to base my essay off of.

41. ## Math

Here's another problem The number of homes sold is growing according to a linear growth model. The first week 4 homes were sold (P0=4) The second week a total of 10 homes were sold. (P1=10) n=0-1st week po=4 p1=10 d=6 n=1-2nd week d=p1-p0=10-4=6 Write the

42. ## Math

There Are 36 Children That Are To Attend A Ceremony In Zaria, Out Of This Number Six Children Were Absent What Fraction Of The Children Are Absent?

43. ## Science

Why do earthquakes appear near the San Andreas Fault?

44. ## Math

If a > b and c < 0, then: Select one: a. ac > bc b. a/c>b/c c. ac < bc d. None of the above I have no idea how to answer this questions because there aren't any numbers!

45. ## Physics

Your vertical spring accelerometer has a 200 g mass hanging from it. You climb aboard the roller coaster and watch the accelerometer read 0.4 g for 3 seconds while descending and read 1.5 for 2 seconds while climbing the next peak. The car weighs 2000 kg.

46. ## Chemistry

If the maximum velocity v of an electron in copper wire is about 2.0x10^8 cm/s, with an uncertainty ≤ 1%, how accurately can the electron's position be determined? In other words, what is the uncertainty in the position of the electron (in meters)?

47. ## math

find the ratio x:y (hint: same as find x/y): 2 1/2 x = 4 1/2 y

48. ## Algebra

The members of a team can run 500 meters between 57 seconds and 73 seconds. A. Write an absolute value inequality describing the times for the runners. 57

49. ## Math

So I have 4 questions. We were doing ratios in class and we have to figure out either the part or the total; 1. Katie and May took turns driving to Chicago. May drove 5 out of 11 miles. By the time they reached Chicago, May had driven 12 less miles than

50. ## Maths (Vectors)

I have two sets of coordinates: ax, by, cz ex, fy, gz (not using numbers to keep it more generic). I have a right-handed parametric basis of . I need to state a vector parametric equation for r(t) in this basis, using the coordinates I have in this plane.

51. ## Math

I want to confirm my work. Thanks in advance for the help. #1. Write the quadratic function in general form given that the function has an x-intercept of 6 and 1, and a y-intercept of 9. x= 6, 1 y= 9 (0,9) y=a(x-r1)(x-r2) 9=a(0-6)(0-1) 9=a(-6)(-1) 9=a(6)

52. ## Calculus

Show how the function y = e^(-x) sin x could represent damped oscillation. a) Determine the local extreme for a sequence of wavelengths. b) Show that the local maxima represent exponential decay.

53. ## Calculus

A ship is sailing due north at 12km/h while another ship is observed 15km ahead, traveling due east at 9km/h. What is the closest distance of approach of the two ships?

Q1. "There once was a teeny, tiny woman." The repetition of the similar adjectives "teeny" and "tiny" emphasises the ________ of the woman. a.size b.appearance c.feel d.sound Ans: b.appearance Q2. "There once was a dark, dark wood." The repetition of the

55. ## Physics

Your electric jug element produces 1.5kW of power. What is the minimum time it will take to heat 1.5L of water from 20 degrees Celcius to boiling

56. ## Math

How would I go about solving y - 6 is greater than or equal to = 12?

57. ## Calculus

I have to get the result of the serie from 1 to infinite of |sin(4n/π) +3|/ 4^n I really don't know what to do... Please I would really appreciate if anyone can help me

58. ## Math

Arithmetic sequences Find a8 and an for the sequence: -3, -7,-11

59. ## Algebra 1b

Which of the following is false about |x| < n? Select one: a. x < n and x > –n b. It is a disjunction c. The graph is an intersection d. The graph does not include n

60. ## Math

Sin theta sin(90- theta) cos theta cos(90-theta)=0

61. ## Math

Geometric series: Finite and infinite n=5 a1=243 r=2/3 i=1 This is the equation 243(2/3)^i My answer is 633 n=infinity sign a1=5 r=-1/4 i=1 The equation 5(-1/4)^i-1 I think its undefined

62. ## Math~Algebra

Write an equation in point-slope form for the line through the given point with given slope. (-7.9); m=4/5 A- y+7=4/5(x-9) B- y-7=4/5(x+9) C- y-9=4/5(x+7) D- y+9=4/5(x-7)

63. ## Social Studies

Compare and contrast how the united states and canada achieved independence

64. ## chemistry

why glycerol is used in cosmetics?

65. ## Math

how is using a conversion factor different from using proportions to convert measurement units? Explain which is easier and why.

66. ## Chemistry

For the reaction C + 2H2 -> CH4 How many grams of hydrogen are required to produce 145 grams of methane, CH4

67. ## help me maths anyone

A vertical radio mast is supported by 3 equal wires.One end of each wire is fixed to the top of the mast and the other ends form an equilateral triangle on horizontal ground.If the length of each wire is twice the height of the mast,find the angle btw any

68. ## science

A car attains 54km/hr in 20 seconds after it start from rest. Find the acceleration of car.