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David

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find the exact value of tan 2β if sin β=5/13 (β in quadrant II)
1. 1 answer
2. 548 views
evaluate cot 2x = 5/12 with 0<=2x<=pi find cos x and sin x and tan x?
1. 1 answer
2. 450 views
if cot 2θ = 5/12 with 0≤2θ≤π find cos θ, sin θ, tan θ
1. 3 answers
2. 532 views
if cot 2x = 5/12 with 0<=2x<=pi
1. 1 answer
2. 580 views
Write sin(125°) in terms of its cofunction. Make sure your answer is a function of a positive angle.
1. 1 answer
2. 828 views
If the bank holds $65 million in deposits and currently holdsbank reserves such that excess reserves are zero, what required
1. 0 answers
2. 1,004 views
What is the structure that directs chromosome movement during mitosis and aids in the formation of the microtubule scaffolding
1. 0 answers
2. 489 views
26-17+15
1. 1 answer
2. 269 views
Where did the box with Perseus and Danae float to?
1. 1 answer
2. 362 views
According to some stories, Daedalus had a talented nephew who was pushed off a tower. Minerva/Athena caught him and changed him
1. 1 answer
2. 446 views
Ribosome: protein synthesis: mitochondria:What comes next? a. cell support b. energy release (don't think so) c. nutrient
1. 6 answers
2. 517 views
What plant cell organelle contains its own DNA and ribosomes?
1. 1 answer
2. 999 views
What happens when a substance dissolves in the watery solution outside of a cell and equilibrium is disrupted.a. Water from the
1. 0 answers
2. 650 views
The Titanic was a ship that sailed between which 2 countries?a.Britain b.United States c.England What 3 countries make up the
1. 11 answers
2. 742 views
What 3 slogans used by the government to try to get people to conserve?What law makes it a crime to help the enemy during war?
1. 1 answer
2. 481 views
Shortly before the Russian Revolution, an eccentric man namen Rasputin became (1)
1. 2 answers
2. 941 views
What role do vesicles play in processing the proteins in the Golgi Apparatus?a. They create the proteins.(No) b. They modify the
1. 0 answers
2. 1,226 views
What role do vesicles play in processing the proteins in the Golgi Apparatus?a. They create the proteins.(No) b. They modify the
1. 1 answer
2. 1,296 views
Write an equation of the line that pass through point P and is perpendicular to the line with the given equation.P(3,5); y=4
1. 2 answers
2. 1,418 views
Write an equation of the line that pass through point P and is parallel to the line with the given equation.P(3,5); y=4
1. 4 answers
2. 1,186 views
A police car, whose siren has a natural frequency of 620Hz, moves away from a wall and towards a stationary observer at a speed
1. 1 answer
2. 2,024 views
The coefficient of static friction between the 2.90 kg crate and the 35.0° incline of Figure P4.41 is 0.260. What minimum force
1. 1 answer
2. 808 views
Car a with a mass of 1250kg is travelling at 30m/s to the east. Car b is a truck with a mass of 2000kg, travelling to the west
1. 0 answers
2. 816 views
Substitution Property of Equality: If a=20, then 5a= _____.The substitution rule states that If a=b then a can be substituted
1. 5 answers
2. 1,578 views
Sort these elements into isoelectronic groups. Into three different boxes/sections.Elements: F- O2- Al3+ S2- Ti4+ K+ He Li+ B3+
1. 2 answers
2. 1,353 views
it says "how many joules of energy would be required to heat 29.8 grams of carbon from 25.5 C to 79.3 C. (s= .71 Joules / grams
1. 1 answer
2. 470 views
it says "how many joules of energy would be required to heat 29.8 grams of carbon from 25.5 C to 79.3 C. (s= .71 Joules / grams
1. 1 answer
2. 472 views
it says "how many joules of energy would be required to heat 29.8 grams of carbon from 25.5 C to 79.3 C. (s= .71 Joules / grams
1. 9 answers
2. 599 views
Glucose + Fructose=__________________.I am thinking it is sucrose or table sugar but I am not sure.
1. 1 answer
2. 422 views
In a certain Library, there are r bookcases with s shelves in each book case. If a total of b books is to be distributed among
1. 1 answer
2. 637 views
what is 1/3 of 1/2?
1. 1 answer
2. 264 views
Solve the DE by using the Laplace transform:x''+x=cos(3t), x(0)=x'(0)=0
1. 1 answer
2. 523 views
A board that is 20 cm wide, 5 cm thick, and 3 m long has a density of 350 kg/m^3. The board is floating partially submerged in
1. 1 answer
2. 8,083 views
(2/25 +13/25) - (2/5 - 14/15)
1. 3 answers
2. 278 views
4. An environmental agency will randomly select 4 houses from a block containing 25 houses for a radon check.a) How many total
1. 2 answers
2. 1,662 views
3. The following table gives a two-way classification of all basketball players at a university who began their college careers
1. 1 answer
2. 1,776 views
. Two thousand randomly selected adults were asked whether or not they have ever shopped on the internet. The following table
1. 3 answers
2. 3,662 views
1. The mean monthly mortgage paid by all home owners in a town is $2365 with a standard deviation of $340. a) Using
1. 5 answers
2. 3,628 views
Calculate the total constant force needed to accelerate a vehicle with mass 1400kg and tractive resistance of 320N from 19km/h
1. 1 answer
2. 475 views
A playground has its highest point 2.2m above the lowest point, and the slide is 4.9m long. If the average resistance to motion
1. 0 answers
2. 921 views
Two forces act on a 55-kg object. One force has the magnitude 65 N directed 59 clockwise from the positive x-axis, and the other
1. 2 answers
2. 1,859 views
HIPAA, GLB, and COPPA laws can help ensure people's privacy. What is their ethical justification? Is there gray area in these
1. 2 answers
2. 1,571 views
If 1/cos - cos=a^3 and 1/sin - sin=b^3Show that tan=a/b
1. 1 answer
2. 1,024 views
how would a chemistry student make a 600 mL of 1.5 M solution of NaBr?
1. 1 answer
2. 436 views
how would a chemistry student make a 600 mL of 1.5 M solution of NaBr?
1. 0 answers
2. 410 views
What is the barbell method
1. 0 answers
2. 411 views
Write a Web program to calculate the discount rate and interest rate for a bond. If a bond is purchased for n dollars and sold
1. 0 answers
2. 1,160 views
what is the hydronium ion concentration in a 0.55 M HNO3 solution ? what is the pH of this solution?Thank You!!!
1. 4 answers
2. 1,842 views
what is the hydronium ion concentration in a 0.55 M HNO3 solution ? what is the pH of this solution?Thank You!!!
1. 0 answers
2. 574 views
The indicated endpoint of an acid-base titration seldom occurs at a ph of 7. what determines the ph of the endpoint??
1. 1 answer
2. 933 views
A 32.0-g sample of water at 290. K is mixed with 51.0 g water at 310. K. Calculate the final temperature of the mixture assuming
1. 1 answer
2. 525 views
A concentration cell consists of the same re- dox couples at the anode and the cathode, with different concentrations of the
1. 0 answers
2. 578 views
A concentration cell consists of the same re- dox couples at the anode and the cathode, with different concentrations of the
1. 0 answers
2. 558 views
What is the fastest way to compare two strings containing only numbers.eg: "3423492349328492343.939842903482304"
1. 0 answers
2. 424 views
A shingle falls straight down from the roof of a building that is 144 feet tall.a. Use a vertical motion model to write an
1. 1 answer
2. 711 views
describe how you can use the graph of y=x^2 to graph the given function.y=2x^2 + 3 y=-3/4x^2 + 5
1. 0 answers
2. 414 views
Two non-negative numbers are chosen such that their sum is 30. Find the numbers if the sum of their squares is to be a maximum.E
1. 1 answer
2. 1,356 views
Critical ways in wich hiv/aids problem impacts on the community and relevant sources to support
1. 1 answer
2. 402 views
write 121 to 4 feet as a ratio in lowest terms
1. 1 answer
2. 468 views
Given table,X ; (1+x)^(1/x) -0.5. ; 4 -0.1 ; 2.8680 -0.01 ; 2.7320 -0.001; 2.7196 0.001 ; 2.7169 0.01 ; 2.7048 0.1 ; 2.5937 0 5
1. 1 answer
2. 1,231 views
For this problem, you are allowed to consult with other members of the class, but not with faculty and not with anyone outside
1. 0 answers
2. 439 views
A store mixes Kentucky bluegrass worth $11 per pound and ryegrass worth $14 per pound. The mixture is to sell for $13 per pound.
1. 1 answer
2. 1,434 views
How many milliliters of 0.291 M HCl would be required to titrate 6.83 g KOH?
1. 1 answer
2. 629 views
Hi there, how would I say the following phrase in Spanish: Mexico, it was beautiful. Next stop Italy.
1. 3 answers
2. 461 views
Whats the height of a flagpole if a student stand 37feet from it and determines the angle of elevation to be 34degrees and her
1. 1 answer
2. 447 views
the number of solutions of sin x= -sqrt3/2 for x between 0 and 2pi
1. 1 answer
2. 738 views
the height of a flagpole if a student stands 37 feet from it and determines the angle of elevation to be 34 degrees and her eyes
1. 1 answer
2. 818 views
The world's population is growing more slowly than expected, and there are some industrial countries in which growth might be so
1. 4 answers
2. 741 views
1. An entrepreneur is an individual who has worked for a nonprofit organization for his entire career. (Points : 1)True False 2.
1. 6 answers
2. 878 views
Solve for m:E=mgh+1\2mu
1. 1 answer
2. 371 views
arrange the terms in descending order (can any one give an example)5-4x2+x3-6x
1. 1 answer
2. 438 views
Add the trinomialsx + y - 2 and x - y + 4
1. 2 answers
2. 394 views
arrange the terms in descending order.5 - 4x2 + x3 - 6x
1. 5 answers
2. 674 views
!00.0 grams of Na2SO4 reacts with 150.00 grams of Ba(NO3)2to form NaNO3 and BaSO4. How many grams of barium sulfate will form?
1. 2 answers
2. 538 views
Identify each polynomial below as a monomial, bnomial, or trinomial and name the degreex2 - 25 x2 - 6x + 7 2x + 3y - 4
1. 2 answers
2. 595 views
tony cut 2 ft 7 1/2 in. length from 8 in long board. what is the remaining length of the board.
1. 5 answers
2. 647 views
The floor of a dance studio is covered with 615 tiles. The owner of the studio replaced the tiles last year. The tiles cost $15
1. 1 answer
2. 511 views
I need help with writing sentences using my vocabularywords
1. 1 answer
2. 337 views
Q1: You wish to prepare a buffer solution with pH = 11.10. What volume of 6.0 M HCl would you add to 500 mL of 0.10 M (C2H5)2NH
1. 1 answer
2. 810 views
the length of a rectangular garden exceeds its width by 8 feet. if each side of the garden is increased by 2 feet, the area of
1. 1 answer
2. 1,021 views
A car is moving at a rate of 55 mph and the diameter of its wheels is 2 feet.A) Find the number of revolutions per minute the
1. 1 answer
2. 3,017 views
If I titrate a sample containing Ammonium Sulphide with a 0.05m Cadmium chloride until an end point is reached, how do I
1. 1 answer
2. 401 views
An ideal refrigerator-freezer operates with a COP = 8.0 in a 28°C room. What is the temperature inside the freezer?
1. 1 answer
2. 821 views
What is the concentration of cations of a 2 molar CoCl3 solution?
1. 1 answer
2. 417 views
A box with a height of 2 centimeters has a volume of 24 cubic centimeters. The length is three times longer that its width. What
1. 1 answer
2. 561 views
Ms. Quon discovered that 40 students liked soccer, 20 liked basketball, 10 liked football, and 5 liked swimming. How many times
1. 1 answer
2. 951 views
The speed of the head of a redheaded woodpecker reaches 3.4 m/s before impact with the tree. The mass of the head is 0.060 kg
1. 1 answer
2. 2,200 views
Calculate the molality of HCl in an aqueous 12M HCl solution that has a density of 1.20g/mL
1. 2 answers
2. 725 views
A single card is drawn from a deck. Find the probability of selecting a 10 or a diamond.
1. 1 answer
2. 680 views
an electron with a mass of 9.11 x 10^-31 kg is accelerated from rest across a set of 150 V and are separated by 0.80 cm.a)
1. 0 answers
2. 566 views
How would you find a mass of a rolling marble?
1. 0 answers
2. 343 views
What are the possible numbers to play for todays club master lotto pool
1. 4 answers
2. 1,102 views
An illustration of the associative property of addition provide an example
1. 1 answer
2. 487 views
Dave buys 3 green peppers and 2 red peppers for $3.45. Ruth buys 4 green peppers and 3 red peppers for $ 5.00. Find the price of
1. 2 answers
2. 519 views
An illustration of the associative property of addition provide an example
1. 1 answer
2. 772 views
An illustration of the associative property of addition provide an example
1. 1 answer
2. 387 views
A third degree polynomial of one variable with four terms written in descending order
1. 1 answer
2. 483 views
Dave buys 3 green peppers and 2 red peppers for $3.45. Ruth buys 4 green peppers and 3 red peppers for $ 5.00. Find the price of
1. 2 answers
2. 511 views
The equation of a line that is perpendicular to the line y=-7x+4
1. 1 answer
2. 452 views
The equation of a line that passes through (0,0)
1. 1 answer
2. 1,000 views

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