Answers created by jim p.

• Back to user's profile
• Next
• Is it possible to factor #y=x^2 -2x - 15 #? If so, what are the factors?
  
• If you have solids that need to be dissolved, what can you do to speed the process up?
  
• On December 25,1991, who resigned as general secretary of the communist party?
  
• What practical applications does particle physics have?
  
• Plz explain, Is this true about orthogonal vectors?
  
• Why does the tail of comet looks longer when it s nearer to the sun and shorter when it is away from sun?
  
• Domain of a function . Range of a function. Define ??
  
• How many 8-character passwords can be created from 26 lowercase letters and 10 digits, assuming that in every password there must be as many letters and numbers as?
  
• How to solve this derivative? with steps
  
• How do you solve #x = 4y# and #2x + 3y = 44# using substitution?
  
• Sailing with the current, a boat takes 3 hours to travel 48 miles. The return trip, against the current, takes 4 hours. How do you find the average speed of the boat for the entire trip and the speed of the current?
  
• Does travel at relativistic speed slow proton decay?
  
• How do I show that both sides of these trigonometric identities are equal to each other?
  
• Can anyone help me ?
  
• Determine the exact values of the trigonometric functions of the acute angle A, given tan A =3/7 ?
  
• Question #8e40f
  
• In the below diagram, BC is parallel to DE. Given AC:CE=2:3, express #vecDE# in term of #vecBC#?
  
• I don't understand this about fission and fusion, could somone help me?
  
• Which of the following is NOT an example of acceleration?
  
• Question #b087e
  
• Question #7d717
  
• The Alchemists worked hard to transform lead into gold. It did not work. But in the 20th-century gold was transmuted into lead. How did this happen and where?
  
• Question #3189a
  
• Question #941a8
  
• 2 unfortunate Questions about about Cowboys and Texas (since deleted) but with a good answer (?)
  
• Change to passive voice? "People usually left tips for me"
  
• Question #982c2
  
• Question #3f30e
  
• Question #5f7b6
  
• Question #cb146
  
• Question #424b7
  
• Question #2f0a8
  
• Question #a23ec
  
• Question #89209
  
• Question #c5c5f
  
• Question #1c93f
  
• How do you write an equation of a line given (12,3) and perpendicular to 3x-y=2?
  
• Question #97704
  
• Question #31888
  
• How do you find the difference quotient of #f#, that is, find #((f(x+h)-f(x))/h)#, #h != 0# for #f(x)=x^2-5x+7#?
  
• Question #7d154
  
• If #f ( x ) = 3x - 4 and g ( x ) = \frac { x + 4} { 3}#, how do you verify if #f(x) and g(x) are inverse functions?
  
• How do you solve #\frac { 3} { 11} y + 8= - 4#?
  
• Solve. Please help?
  
• Question #a078d
  
• Question #d4c38
  
• The surface area of 2 spheres is a ratio of 64:729. What is the ratio of their radii?
  
• Triangle #ABC# is isosceles with vertex angle A is 30 degrees. Find the measure of each base angle. Solve please? Thanks!
  
• A four-engine jet accelerates down the runway at 5 m/s 2 . If one of the jet engines fails, how much acceleration will the other three produce? Answer in units of m/s 2 .
  
• A car travels in a straight line for 2.8 h at a constant speed of 65 km/h . What is its acceleration? Answer in units of m/s 2 .
  
• Question #8aaf2
  
• Question #560e6
  
• Circle A has a center at #(9 ,4 )# and a radius of #3 #. Circle B has a center at #(-1 ,6 )# and a radius of #5 #. Do the circles overlap? If not, what is the smallest distance between them?
  
• Question #dd2ca
  
• Question #2f088
  
• Question #98f3d
  
• How do you evaluate #(2x ^ { 5} ) ( - 3x ^ { 9} ) ( 9x ^ { 9} )#?
  
• How to integrate? #int 2e^x+2e^-x dx#
  
• It requires #1/4# of a credit to play a video game for one minute. Emma has #7/8# credit. Can she play for more or less than one minute? Explain.
  
• The measure of a complement is 1/4 of the measure of its angle. How do you find the angle measure?
  
• An airplane took 3 hours to fly 600 miles against a headwind. The return trip with the wind took 2 hours. Find the speed of the plane in still air and the speed of the wind?
  
• How do you solve #2x=sqrt[12x-5]# and find any extraneous solutions?
  
• Question #e058f
  
• Question #f1a34
  
• What is the speed of the particle?
  
• The probability of a flood in any given year in a region prone to floods is 0.2. What is the probability of flooding, at least once in four years?
  
• What is the range of the function #y=-2sin(2x+pi)-4#?
  
• Question #583f8
  
• How do you solve this system of equations: #-3v + 2w = - 1;5v - w = 4#?
  
• What linear function represents the line given by the point-slope equation #y+1 = -3(x-5)#?
  
• Question #edad3
  
• Question #74008
  
• How do you evaluate the limit #-2w# as #w# approaches #2#?
  
• Question #4f00a
  
• Question #7f760
  
• How do you use end behavior, zeros, y intercepts to sketch the graph of #f(x)=x^3+11x^2+35x+32#?
  
• How do you find the domain and range of #p(x)=-x^3 - x^2 + x -10#?
  
• Question #68962
  
• How do you solve #64x ^ { 2} = 9m^ { 2}#?
  
• How do you derive the trigonometric sum and difference formulas for sin, cos, and tan? I.e: How do I derive something like sin(x+y)=sinxcosy+cosxsiny?
  
• The First Amendment clause which prohibits the government from passing any laws that establish an official religion is known as what?
  
• Question #b3074
  
• Question #c5857
  
• Question #6d7fc
  
• How to factor and simplify the expression 4tan^2x-4tan^2xsin^2x using fundamental identities?
  
• Question #e6652
  
• Question #13e99
  
• Question #7c8da
  
• What is Hubble's Law and how does it relate to Hubble's constant?
  
• What is the derivative of csc(3x)?
  
• How to solve this problem?
  
• What are the values? (full question in Details)
  
• How do you differentiate #e^x(x^2-3)#?
  
• Question #e38e2
  
• How do you differentiate #g(x) = sqrt(2x^3-4)cos4x# using the product rule?
  
• Question #e2267
  
• How do you evaluate #\int _ { 2} ^ { x} ( 3t ^ { 2} - 1) d t #?
  
• How do you find the inverse of #f(x)=1/(2x)#?
  
• Question #b3dcb
  
• Monica has a triangular piece of fabric. The height of the triangle is 15 inches and the triangle's base is 6 inches. Monica says that the area of the fabric is 90 inches squared. What error did Monica make?
  
• Next