Friday
January 20, 2017

Posts by Mike

Total # Posts: 3,697

Algebra 7th grade
Thank you so much.
January 19, 2017

Algebra 7th grade
I need help putting this problem into slope intercept form please. (3,4) m=2 Thank you.
January 19, 2017

Algebra 7th grade
I need help putting this problem into slope intercept form please. (3,4)m=2 Thank you.
January 19, 2017

Calculus
f'(x)=sqrt(x)*sin(x) The first derivative of the function f is given above. If f(0)=0, at which value of x does the function f attain it's minimum value on the closed interval [0,10]? I know the answer is 6.28, but I need steps as to why. Please and thank you.
January 11, 2017

math
In a recent, a single person could expect to pay $3400 in income taxes on an adjusted gross income of $34000. How much more tax should the person expect to pay if her adjusted gross income increased by $4000, knowing that this would not move her into the higher tax bracket
January 9, 2017

Chem 111
A cylindrical tank measuring 6.00 feet in diameter and 17 feet, 6 inches, in length is filled with room temperature water. How many kilograms and pounds does the water weight? The density of room temperature water is 1.00 g/mL.
January 6, 2017

Maths
Thanks Damon but please do not waste any more of your time proving your superior intelligence. It is not becoming. You have simply not managed to grasp the situation. I am an old man bordering dementure and have no comprehension whatsoever of what you are on about. All I ever ...
January 5, 2017

Maths
Hello Damon, Thank you. The answer obtained is now much more in line but I have just realised having logged on again that you are helping me calculate the length along the arc and what I posted for is to solve the triangle. ie Find the length in a straight line. Please re read...
January 5, 2017

Maths
Hello Damon, Thank you but you have grossly over estimated my capabilities. I have done all you suggested and the first result furnished a ridiculous number with an e in it. The second site I tried was only interested in calculating my BMI. I did get a result from another site...
January 5, 2017

Maths
I posted yesterday but feel I confused the issue with an incorrect calculation of an angle, I have just realised my mistake!. I also think I should come clean about my circumstances. I am a mature (very) student, in fact a retired commercial fisherman and am studying celestial...
January 5, 2017

Maths
Thanks again Reiny, Thanks very much for confirming my calculation is correct although I am sitting here chuckling to myself about the way your answer is expressed. I would still love to solve the triangle if anyone will just do the calculation for me PLEASE! Thanks Mike
January 4, 2017

Maths
Had a think about the angles I described as being a touch less than 90 degrees. I have determined (I think) they are 89 and 119 over 120 degrees each Mike
January 4, 2017

Maths
Thanks also to Steve but I am sorry I am still no wiser! Mike
January 4, 2017

Maths
Thanks bobpursley and Reiny I really appreciate the time you have obviously put into this on my behalf but I am sorry I am a very long way from understanding your explanations. In fact what I am trying to achieve is to determine how far I would have to travel from Earth in ...
January 4, 2017

Maths
Please could someone help or complete an unusual calculation for me. I need to solve a triangle where all the angles are known and 2 of the sides. 2 of the sides are identical and 2 of the angles are identical. One angle is one sixtieth of one degree. The other 2 angles are ...
January 4, 2017

Algebra 2
PLEASE SHOW WORK FOR ALL PROBLEMS, I WANT TO UNDERSTAND HOW TO DO IT, NOT JUST THE FINAL ANSWER :) 1. find all the zeros of the equation -3x^4+27x^2+1200=0 2. Use the Binomial Theorem to expand the binomial (d-4b)^3 3. What is the equation of y=x^3 with the given ...
December 16, 2016

viscosity
Liquid has a specific gravity of 9.54, What is the centipoise value?
December 13, 2016

Calculus
If the functions f and g are defined for all real numbers and f is an antiderivative of g, which of the following statements is NOT necessarily true. (A)If g(x)>0 for all x, then f is increasing (B)If g(a)=0, then f(x) has a horizontal tangent at x=a (C)If f(x)=0 for all x...
December 12, 2016

Math
1_4x_3=2_5
December 9, 2016

trigonomitry
a ship is spotted in a distance it is 10 nautical miles directly east and is traveling directly north at 5 knots . your ship is currently facing east and given the current winds can travel at 6+(.01}b knots. What angle should your ship turn to catch up to the other boat
December 7, 2016

Algebra 2
For each function, identify the horizontal translation of the parent function, f(x)=x^2. Then graph the function. 19. y=(x-4)^2 I need to figure out how to solve this problem, so steps would be appreciative! PLEASE don't leave websites for me to check out, I guarantee you ...
December 6, 2016

AP Bio
When pure-breeding red cows are bred with pure breeding white cows, the offspring are roan. The roan cows also have a gene for horn vs. hornless cattle. The allele for horns dominates the allele for hornless. If a bull and cow are heterozygous for both genes, what are the ...
November 30, 2016

Math
-8y = 2x -7 +9y +7= 2x Determine whether each equation represents a direct variation. If it does, find the constant of variation.
November 28, 2016

Calculus
f'(x)=sqrt(x)*sin(x) The first derivative of the f is given above. If f(0)=0, at what value of x does the function f attain its minimum value on the closed interval [0,10]?
November 7, 2016

Finance
Contributing $1,500 to his retirement fund at the end of each year beginning at age 18 through age 50, with an average annual return of 12%, how much does Juan have in his retirement account at this time to use toward a possible early retirement?
November 7, 2016

Math
Anne, Ryan and Joel collect empty cans. They collect a total of 1925 cans. Anne collects half as many as Ryan. Joel collects twice as many cans as Ryan. How many cans does Joel collect? Use bar model to solve.
November 4, 2016

Algebra
Bailey has 21 yards of embroidery floss to make friendship bracelets. if each bracelet requires 2 1/3 yards, how many bracelets can she make?
November 2, 2016

American Gov.
Which of the following does the free exercise clause of the first amendment protect? a. Teacher-led prayers in schools b. attending church c. the establishment of a state religion d. nurses reading the Bible to patients in a public hospital. My answer is B. Is this correct? If...
November 2, 2016

American Gov.
I meant to write "C" as my answer, sorry!
November 2, 2016

American Gov.
In holt vs hobbs what did the supreme court use as a basis for its decision? a. Holt was not a member of a recognized religion. b. the government was preventing Holt from practicing his religion. c. The prison had a compelling interest in facilitating prisoner identification ...
November 2, 2016

Calculus
The velocity of an object is given by v(t)=t(t^2-1)^(1/3) feet per second. Find the total number of feet traveled by the object in the time interval [0,3] seconds. (A)51/4 (B)34/3 (C)45/4 (D)51/8 (E)45/8
October 31, 2016

American Gov.
in the case of schenck vs united states justice oliver wendell holmes jr wrote: "the most stringent protection of free speech would not protect a man in falsely shouting fire in a theatre and causing a panic." this is an example of what kind of rights? a. absolute ...
October 31, 2016

Math
All of those numbers are squared btw, sorry.
October 27, 2016

Math
It will not let me send the links but here's the data of the Triangles Figure A: Leg a= 9 units (length) Leg b= 36 units (bottom) Leg c= 64 units (diagonal length) Figure B: Leg a= 25 units (length) Leg b= 144 units (bottom) Leg c= 169 units (diagonal length) I'm not ...
October 27, 2016

Math
Which of the images above represent a proof of the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the Pythagorean Theorem. Images are in the comments >links<
October 27, 2016

physics
13.1
October 27, 2016

Calculus
Starting at t=0, a particle moves along the x-axis so that its position at time t is given by x(t)=t^4-5t^2+2t. What are all values of t for which the particle is moving to the left? (A)0<t<0.913 (B)0.203<t<1.470 (C)0.414<t<0.913 (D)0.414<t<2.000 (E)...
October 26, 2016

Calculus
The function f is given by f(x)=3x^2+1. What is the average value of f over the closed interval [1,3]? The answer I get is 12, but the book says it's 14. I don't understand why.
October 24, 2016

Calculus
Let f be a function with second derivative given by f''(x)=sin(2x)-cos(4x). How many points of inflection does the graph of f have on the interval [0,10]? (A)Six (B)Seven (C)Eight (D)Ten (E)Thirteen
October 21, 2016

Science
is a an airplane flies with a constant speed of 500 miles per hour how long will it take to travel a distance of 500 miles
October 19, 2016

Calculus
The function f is continuous on the open interval (-π, π). If f(x)=cos(x)-1/xsin(x) for x≠0, what is the value of f(0)?
October 19, 2016

Calculus
Let f be a differentiable function defined on the closed interval [a,b] and let c be a point in the open interval (a,b) such that I.f'(c)=0 II.f'(x)>0 when a≤x<c III.f'(x)<0 when c<x<≤b Which of the following statements must be true? (A)f...
October 17, 2016

Calculus
If the functions f and g are defined for all real numbers and f is an antiderative of g, which of the following statements is NOT necessarily true? (A)If g(x)>0 for all x, then f is increasing (B)If g(a)=0, then f(x) has a horizontal tangent at x=a (C)If f(x)=0 for all x, ...
October 17, 2016

Statistics
A tobacco company claims that the nicotine content of its "light" cigarettes has a mean of milligrams and a standard deviation of milligrams. What is the probability that randomly selected light cigarettes from this company will have a total combined nicotine content...
October 16, 2016

Sience
One bottle of shampoo costs $6 for 8oz. A second bottle costs $4 for 5oz. Which has the lower unit rate?
October 13, 2016

Physics urgent pleasw
Stone is thrown vertically downward with an inital speed of 2.0m/s from height of 10m, determine time it takes to reach the bottom. Thanks!
October 7, 2016

Math
Let r(t) be a differentiable function that is positive and increasing. The rate of increase of r^3 is equal to 12 times the rate of increase of r when r(t)=?
October 3, 2016

Math
Just because you said that, I picked a building and I got 100%, thank you so much.
September 20, 2016

Math
The SI unit of measure for length-the meter-would be most appropriate when a. Measuring the wingspan of an insect b. measuring the height of a building. c. measuring the length of an ant. measuring the distance between two cities
September 20, 2016

math
Ben deposits $400 into an account that earns 5% interest compounded annually. Sam deposits the same amount into an account that earns 5% simple interest. Compare the account balances after 2 years.
September 18, 2016

Chemistry
Which of the following has no effect on the rate ofa reaction? a)degree of branching or size of reactant molecules b)value of Heat of reaction c)presence of a catalyst d)temperature of the reactants e) concentrations of the reactants
September 17, 2016

Chemistry
For the reaction C2H4Br2+ 3KI>C2H4+2KBr+KI3, when the rate of reaction is 2.0x10^-5, what is the rate of disappearance of KI?
September 17, 2016

Social studies please check my answers!!!
How was the government outlines in the Fundamental orders of Connecticut (FOC) different from the Government in Massachusetts? Select all that apply. A. The FOC gave the vote to all men who were property owners.•• B. The FOC limited the governor's power which ...
September 14, 2016

Social studies
Yes I know that but would B be the other answer?
September 14, 2016

Social studies
For questions 7 b and c?
September 14, 2016

Social studies
7. why were there fewer slaves in the backcountry of the southern colonies than those areas closer to the coast Colonists in the backcountry were primarily self sufficient Backcountry colonists were fundamentally opposed to slavery Colonists in the backcountry were poor and ...
September 14, 2016

Social studies
Can someone check my answers
September 14, 2016

Social studies
4. How was the government outlines in the Fundamental orders of Connecticut (FOC) different from the Government in Massachusetts? Select all that apply. A. The FOC gave the vote to all men who were property owners.•• B. The FOC limited the governor's power which ...
September 14, 2016

Social studies
So b and e??
September 14, 2016

Social studies
For questions 3 is it c and d ??
September 14, 2016

Social studies
1. What might be some typical jobs of colonists in the middle colonies?? Clockmaker •• Fishermen •• Wheat farmer•• Tobacco farmer Gun maker 2. what statement best describes the government relationship with England that was in the middle colonies ...
September 14, 2016

Math geometry
3x8x16= 384 ft^3
September 14, 2016

Math
16/2 =8 Always reduce 2/2 =1 8 : 1
September 14, 2016

Math
541227
September 13, 2016

Math
When you divide by 10000/6 that's would be the avg rate of climb per year. Your not looking for that. You need to find the geometric sequence for the number 326 to 10k with a annual growth rate of 6 years. You do this by taking 1.77,your given answer, and multiplying 326 ...
September 13, 2016

Science
Assuming your asking about bromothymol sulfone phthalein.
September 13, 2016

Science
Temperature does not make a difference since it test for pH levels. It will only turn yellow if the pH is 6.0 or lower.
September 13, 2016

Math
The sum of two numbers is 28 more than their difference. If their difference is 10, and 14 the less number, what is five times the greater?
September 8, 2016

history
#1 The Spanish thought it brought them more wealth and power. The Spanish saw it as proof that they were superior to Native Americans. #2 to seek wealth to spread Christianity #3 Colonists treated Native Americans poorly and many Native Americans died from starvation and ...
September 8, 2016

math
2 cars need 8days to remove sand. Additional car joined the work from day 4 to to reduce the time. when will they remove all the sand. -6 days -6 1/3 days -6 1/4 days -7 1/3 days please show steps Thanks in advance.
September 4, 2016

Math
Thank you Asyirah
September 4, 2016

Math
Two cars drive a total distance of 300km. The distance that car A drives 2/3 of total distance than car B drives. How far does car A drive?
September 4, 2016

Math
Thanks PsyDAG
September 4, 2016

Math
A cube has edge lengths of 5cm each. The cube weighs 0.54 kg. What is its specific weight
September 4, 2016

Physics
A hot-air balloon is rising straight up with a speed of 3.0 m/s. A ballast bag is released from rest relative to the balloon when it is 9.5 m above the ground. How much time elapses before the ballast bag hits the ground?
September 2, 2016

Strength of Materials
A solid block resting on a horizontal surface needed a pull of 40N inclined at angle 25 degree to the plane just to move it, but a push of magnitude 200N inclined at the same angle to the plane just moved the block. What is the weight of the block, and the coefficient of friction
September 2, 2016

College Physics
At what voltage would a 9 μF capacitor have the energy to lift 3 grams by 1 cm? i understand i need the0.5CV^2 equation however I don't know how to answer this
September 1, 2016

Algebra
Write an equation that has variables on both sides and has a solution of -3.
September 1, 2016

Algebra
Write the verbal statement as an equation. Then solve. 2 more than 3 times a number is 17. My answer: 5x3.4 = 17 is this correct
August 30, 2016

math
Can you please help me. 3/x-1=8
August 29, 2016

Math
One-fourth of the girls and one-eighth of the boys in a class retake their school pictures. The photographer retakes pictures for 16 girls and 7 boys. How many students are in the class?
August 29, 2016

math
Determine the balance of $8,750 is invested at an APR of 3.25% (simple interest) for ten years.
August 28, 2016

Math
Nine more than the product of 9 and Malik's age Use the variable m to represent Malik's age
August 17, 2016

Math
What does ; mean in math for evaluation of expressions
August 15, 2016

Chemistry
How many grams of hydrogen chloride acid containing 10% by mass of hydrogen chloride acid would be required to dissolve 13g of zinc
August 14, 2016

Chemistry
Calculate the mass of solid which would be precipitated when 35g of carbon 4 oxide are passed through a solution of calcium hydroxide Show your work
August 13, 2016

Math
Hi. This are non-linear equations and I don't know whether to equate them together to get the graph or something. Y^2-2x+2=0 and x-y-5=0 2x^2+3y^2=21 and 3x^2-4y^2=23
August 11, 2016

Calculus - Need help please
Given the following​ function, y=tan(pi-3x) 1)determine the interval for the principal cycle. (^ Type your answer in interval notation) 2)Then for the principal​ cycle, determine the equations of the vertical​ asymptotes 3)find the coordinates of the center&#...
August 4, 2016

GP
two consecutive terms of a GP are the 2nd ,4th and 7th terms of an A.P respectively.find the common ration of the GP
July 27, 2016

Physics
Horizontal electric power lines supported by vertical poles can carry large currents. Assume that Earth’s magnetic field runs parallel to the surface of the ground from south to north with a magnitude of 0.50××10^-4 Tesla and that the supporting poles are 38 m...
July 19, 2016

Math
Two airplanes leave Dallas, Texas traveling in opposite directions. One is traveling 28 mph faster than the other airplane. How fast is the faster airplane traveling if the two airplanes are 2,320 miles apart after 2 hours and 30 minutes?
July 17, 2016

math
the kitchen is 12 ft wide and 14 ft long how many six inch tile will I need to cover the floor
July 11, 2016

Biology
1. When and where was the first cell born? How did it happen? 2. What are the circumstances that make the appearance of the cell in this earth? 3. What are the differences between prokaryotic and eukaryotic cell? How about plant and animal cell?
July 3, 2016

Math
is .0046 ( °C) the same units as ( °C)^-1??? what is the conversion
July 2, 2016

Chemistry
Well at least I don't feel so bad for not being able to figure out the problem. Thanks for your help!
June 26, 2016

Chemistry
It is not stated. The above question is all the information given.
June 26, 2016

Chemistry
Sorry, I have been stuck on this question. I would appreciate if someone could help me out. Approx how many mL of 0.25M BaCl2 solution would be required to precipitate all the sulfate if we assume the sample is pure sodium sulfate? Assume that the density of the barium ...
June 26, 2016

Math
Can you help me with this calculation, if instead of paying $124K in four equal annual installments we pay this amount up front what would be PV ?
June 23, 2016

Physics
One ball has 7 times the mass and twice the speed of another. 1. How does the momentum of the more massive ball compare to the momentum of the less massive one? Find the ratio of the momenta. 2. How does the kinetic energy of the more massive ball compare to the kinetic energy...
June 18, 2016

Physics
A 5.00-kg object is attached to one end of a horizontal spring that has a negligible mass and a spring constant of 420 N/m. The other end of the spring is fixed to a wall. The spring is compressed by 10.0 cm from its equilibrium position and released from rest. Question: What ...
June 16, 2016

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