Answers created by Sidharth

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• How do you solve #6y=3y^2#?
  
• How do you solve # log x = x^2 - 2#?
  
• A ball with a mass of #280 g# is projected vertically by a spring loaded contraption. The spring in the contraption has a spring constant of #16 (kg)/s^2# and was compressed by #3/5 m# when the ball was released. How high will the ball go?
  
• Iodine-131 is a radioactive isotope with a half-life of 8 days. How many grams of a 64 g sample of iodine-131 will remain at the end of 24 days?
  
• What did the Coinage Act call for?
  
• A spring with a constant of #9 (kg)/s^2# is lying on the ground with one end attached to a wall. An object with a mass of #2 kg# and speed of #3 m/s# collides with and compresses the spring until it stops moving. How much will the spring compress?
  
• How do you solve #9x^2 = x^3 #?
  
• How do you find the value of #sin ((2pi)/3) Cos pi Tan ((2pi)/3)Cot ((5pi)/6)#?
  
• How do you prove #ln (16/(3x)) = 4ln2 - (ln3 + lnx)#?
  
• How do you solve #5x^2 + 9x - 2 =0# using the quadratic formula?
  
• How do you find all the zeros of #f(x)= x^4 + 4x^3 + 4x^2 + 36x - 45#?
  
• How do you use the rational roots theorem to find all possible zeros of #x^4-5x^3-5x^2+23x+10#?
  
• How do you find all the zeros of #x^2 + x- 72 = 0# with its multiplicities?
  
• How do you prove #cos(x + pi/6) + sin(x + pi/3) = (sqrt 3)cos x#?
  
• How do you solve #log_2(x)+log_3(x+1) = 2#?
  
• How do you solve #x^3+3x^2-x-3=0#?
  
• You roll 2 dice. What is the probability that the sum of the dice is odd or 1 die shows a 4?
  
• Question #ce2d0
  
• A solid consists of a cone on top of a cylinder with a radius equal to that of the cone. The height of the cone is #12 # and the height of the cylinder is #28 #. If the volume of the solid is #72 pi#, what is the area of the base of the cylinder?
  
• If a spring has a constant of #2 (kg)/s^2#, how much work will it take to extend the spring by #62 cm #?
  
• How do you solve #cos2x = sinx + cosx# on the interval [0,2pi]?
  
• Question #b5ca6
  
• Simplify the following?
  
• Question #fa425
  
• If a current of #7 A# passing through a circuit generates #9 W# of power, what is the resistance of the circuit?
  
• How do you solve #3tan^3x = tan x# in the interval 0 to 2pi?
  
• A projectile is shot at an angle of #pi/8 # and a velocity of # 1 m/s#. How far away will the projectile land?
  
• A spring with a constant of #4 (kg)/(s^2)# is lying on the ground with one end attached to a wall. An object with a mass of #4 kg # and speed of # 9 m/s# collides with and compresses the spring until it stops moving. How much will the spring compress?
  
• A spring with a constant of #4 (kg)/s^2# is lying on the ground with one end attached to a wall. An object with a mass of #3 kg# and speed of #3 m/s# collides with and compresses the spring until it stops moving. How much will the spring compress?
  
• An object with a mass of #6 kg# is moving at #7 m/s# over a surface with a kinetic friction coefficient of #2 #. How much power will it take to accelerate the object at #8 m/s^2?
  
• How much work would it take to push a # 2 kg # weight up a # 19 m # plane that is at an incline of # pi / 6 #?
  
• Question #47095
  
• How do you solve #cos^2x-sin^2x= -cosx#?
  
• What is the molarity of a solution produced by dissolving 4 moles of sugar in 2 L of water?
  
• How do you evaluate #sin((23pi)/6) #?
  
• How would you solve #sqrt(x+10)=-3#?
  
• How do you solve using the completing the square method #x^2-10x-4=0#?
  
• Is cos x sin x = 1 an identity?
  
• How do you solve #log 2^(x-1)= log 5^(x-2)#?
  
• How do you express #cos( (15 pi)/ 8 ) * cos (( 23 pi) /12 ) # without using products of trigonometric functions?
  
• An object with a mass of # 4 kg# is lying on a surface and is compressing a horizontal spring by #8 cm#. If the spring's constant is # 6 (kg)/s^2#, what is the minimum value of the surface's coefficient of static friction?
  
• How do you solve #x+1/x=4#?
  
• How do you find the exact values of Cos(pi/5) * Cos(2pi/5)?
  
• How do you solve #5(x-8)^(3/4)=70#?
  
• How do you find the exact value of #cos ((2pi)/9) cos (pi/18)+sin ((2pi)/9) sin (pi/18)#?
  
• How do you solve #4x-y=9# and #2x+3y=-27# using matrices?
  
• An object with a mass of #6 kg# is on a plane with an incline of # - pi/6 #. If it takes #18 N# to start pushing the object down the plane and #1 N# to keep pushing it, what are the coefficients of static and kinetic friction?
  
• If a #4 kg# object moving at #1 m/s# slows down to a halt after moving #90 m#, what is the friction coefficient of the surface that the object was moving over?
  
• How do you solve #3 cos x + 3 = 2 sin ^2 x# over the interval 0 to 2pi?
  
• If #x/y = 4/5, y/z=3/10# and #z/w = 6/7#, what is the value of #(x+y+w)/z#?
  
• An object with a mass of #12 kg# is on a ramp at an incline of #pi/12 #. If the object is being pushed up the ramp with a force of # 6 N#, what is the minimum coefficient of static friction needed for the object to remain put?
  
• If 1 is added to both the numerator and denominator of a fraction its value becomes 1/2 and if 1 subtracted from both the numerator and denominator of a fraction it becomes 1/3 then What is the original fraction?
  
• An element has two naturally occurring isompes widx atomic masses of 10.01 amu and 11.01 amu. The relative abundances of these elements are 19.8% and 80.2%, respectively. What is the average atomic mass of the element?
  
• How do you solve #[log_4(x+3)] + [log_4(2-x)] = 1#?
  
• Whats the missing term in the geometric sequence 36, __, 4?
  
• What is one method for proving the Pythagorean Theorem?
  
• Question #5dd22
  
• What is locus?
  
• How would I find the area of a 45-45-90 triangle with one side of length 73?
  
• What is the mathematical formula for the area of an irregular trapezoid?
  
• What is the area of this regular hexagon?
  
• How do you find the 13th term of the geometric sequence with a3 = 24 and a5 = 96?
  
• How do you solve #Log 5x + log x^2 - log x = 5#?
  
• What is the electron configuration for Ga?
  
• How do I find the first term of a geometric sequence?
  
• How do you divide # 6x^342+18x^63-5x^2-20# by #x-1#?
  
• Machines A,B and C can complete a certain job in 30 min., 40 min. and 1 hour respectively. How long will the job take if the machines work together?
  
• A line segment has a midpoint of (6, 4) and an endpoint of (2, 1). What is the other endpoint of the line segment?
  
• How do you solve #x^2 + 17 = 0#?
  
• Question #181c1
  
• Given a jar of gas (fixed volume and pressure) at 273.15K, the temperature is lowered to 0K, what happens to the volume?
  
• How do you solve the system?: #2(x-4) + y=6, 3x-2(y-3)=13#
  
• How do you solve #sqrt(2x+2) - sqrt(x+2) = 1#?
  
• How do I find the perimeter of a triangle given three pointsA (3, 5) B (-2, 10) C (1, -1)?
  
• Question #1ec1b
  
• What is the oxidation number of N in NCl3?
  
• How many resonance structures are there for #CO_3^(2-#?
  
• The Moon's mass is #7.34✕10^22# #kg#, and it is #3.8✕10^8# #m# away from Earth. Earth's mass is #5.97✕10^24# #kg#. How would you calculate the gravitational force of attraction between Earth and the Moon? What is Earth's gravitational field at the Moon?
  
• By what factor would your weight change if Earth's diameter were tripled and its mass were tripled?
  
• Two spheres are placed so that their centers are #2.5# #m# apart. The force between the two spheres is #2.50*10^-12# #N#. What is the mass of each sphere if one sphere is twice the mass of the other sphere?
  
• How do you factor #x^4+7x^3+12x^2#?
  
• How do you solve #log x - log 8= 3#?
  
• How do you solve #6x-3<9#?
  
• A Delta 727 traveled 2520 miles with the wind in 4.5 hours and 2160 miles against the wind in the same amount of time. How do you find the speed of the plane in still air and the speed of the wind?
  
• How do you determine the solution in terms of a system of linear equations for 5x+7y=41 and 3x+7y=47?
  
• What is a polynomial function with the roots -1, 2, and 3?
  
• How do you write #P(x) = x^4 + 6x^3 + 7x^2 − 6x − 8# in factored form?
  
• Question #7f587
  
• How do you graph (2,4) on a coordinate graph?
  
• Have I calculated the following correctly?
  
• How do you graph #y = -x^2 - 4x + 2#?
  
• How do you convert 0.75 radians to degrees?
  
• How do you simplify #(n+6 )/( 3(n+6))#?
  
• The distance between the sun and Uranus is approximately 1,800,000,000 miles, how do you write it in scientific notation?
  
• How do you graph #f(x) = x^2-4x + 5#?
  
• How do you factor #2x^2+3x-2#?
  
• How do you factor #p^(3n) - q^(3n)#?
  
• How do you use the quadratic formula and solve #0=2x^2 + 5x - 12#?
  
• How to graph a parabola #y=2(x+1)^2+3#?
  
• How do you find the solution to the quadratic equation # x^2-5=0#?
  
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