Answers created by Y

• Back to user's profile
• Next
• What is the area of an equilateral triangle whose perimeter is 48 inches?
  
• How do you find the inverse of `A=``((-3, -1), (-7, 8))`?
  
• How do you multiply `(3-5i)(3+5i)`?
  
• Solve for `dy/dx`?
  
• Write a function rule for the table?
  
• How much momentum does a `2 kg` object moving at `25 m/s` have?
  
• How does one evaluate the identity and prove it to be correct?
  
• Geometry help?
  
• The sum of three consecutive even integers is 180. How do you find the numbers?
  
• Question #acf06
  
• Question #bc525
  
• A particle is moving along a straight line and the acceleration is given by a(t)=3t+5, (units m/s2). a)Find v(t) , the velocity at time t if the initial velocity is v(0) = -4 ft/s? b)Find the total distance traveled during the time interval [0, 2]?
  
• How do you solve `\frac{x}{x-5}=\frac{28}{54}`?
  
• How do you solve `4.50=2+.25(m-1)`?
  
• Solve the given equation. If there is no solution, enter NO SOLUTION: cos2x=5sinx-2?
  
• What is the slope and the y-intercept of the graph of the linear equation `y = -8/9 x +9`?
  
• Given `P(x) = 2x^2-x+2` and `Q(x) = 2x-1`, what is `P(Q(x))` ?
  
• (x+1)^2+(x+2)^2 ?
  
• What is the equation for a line that is steeper than the parent function `f(x) =x` and shifted up four?
  
• A circle has radius 5.9 inches. Using the approximate π≈3.14 approximate what is the the circumference and area, rounded to the nearest hundredth?
  
• How do you find the inverse of `f(x) = 5x+2?`
  
• Question #6a426
  
• Question #37377
  
• What is the kinetic energy of a 5 kg ball that is traveling with a constant velocity a distance of 100 meters in 8 seconds ?
  
• How do solve the following linear system?: `-2x + 1 = 2y, 7x - 4y - 13 = 0`?
  
• How do you solve `5+ 7k = k - 7`?
  
• Question #a2bf8
  
• Svetlana's hair is 4 centimeters long. Her hair grows 1.5 centimeters per month. Svetlana wants her hair to grow so that it is at least 7 centimeters long. How many months, `m`, will it take Svetlana's hair to grow so it is at least 7 centimeters long?
  
• How do you solve `-\frac { 2x - 6} { 3} = \frac { x } { 5} + 2`?
  
• What are the values of `a, b, and c` in the quadratic equation `y=5x-4x^2-2`?
  
• Question #6fec9
  
• Question #4c5ac
  
• At a baseball game Gina purchased 6 hotdogs and 3 nachos for $24. Frank purchased 8 hotdogs and 1 nacho for $23. How much is one hotdog and one nacho?
  
• Question #b7bb9
  
• How do you find the inverse of `g( x ) = 6x + 7`?
  
• How do you prove that the limit of `(x^2 - 1) = 3` as x approaches -2 using the epsilon delta proof?
  
• How do you solve `7+ 2x = 27`?
  
• How do you find `\lim _ { x \rightarrow 2} \frac { 2x + 5} { 11- x ^ { 3} }`?
  
• How solve it? In a laboratory a record of the number of bacteria is kept, in millions, that grow as a function of time for two different samples. If the first sample is expressed by 2^10t and the second by 4^t (8^1-4t), where T represents the time
  
• How do you differentiate `sin^2x-sin^2y=x-y-5`?
  
• How do you find the derivative of `s=(2t+1)(3t-2)`?
  
• How do you write the equation in point slope form given ( -2 , 5 ) , ( 4 , -3 )?
  
• Question #3e511
  
• Question #ade54
  
• The cost of Ken's car wash was $23.95. If he wants to give his detailer a 15% tip, about how much of a tip should he give?
  
• Question #3df2a
  
• How do you solve `3+ 5t < 3(t + 1)-4(2 - t)`?
  
• How do you solve `n/-7=-12`?
  
• How do you differentiate `y=cot^2(sintheta)`?
  
• Given `f(x)=2^x, g(x)=4` how do you determine the combined function `y=(f-g)(x)` and state its function?
  
• Question #3f31e
  
• Question #bf95f
  
• How do you find the exact value of `sin35cos60-cos35sin60` using the sum and difference, double angle or half angle formulas?
  
• How do you solve for r: I=Prt?
  
• How do you factor `3h ^ { 2} - 30h - 33`?
  
• How do you simplify `sqrt(10/21)`?
  
• How do you write the standard form of the equation given (2,5) and slope undefined?
  
• Question #6bd15
  
• Question #2077b
  
• How do you find the magnitude of `3 - 7i`?
  
• Question #4f6b5
  
• How do you solve `\frac { 8} { x - 5} = \frac { 6} { x + 9}`?
  
• Question #2f4ab
  
• Question #54eff
  
• How do you solve `\sin 2x + \cos ( - x ) = 0`?
  
• How do you evaluate `\frac { 25} { 31} \cdot \frac { 62} { 105} + \frac { 3} { 7}`?
  
• What conjectures are there concerning differences of squares?
  
• How do you solve `4y + \frac { 2y - 3} { 2} = 8`?
  
• An object travels North at `4 m/s` for `1 s` and then travels South at `5 m/s` for `3 s`. What are the object's average speed and velocity?
  
• What is the answer to this? (2+3)+3^2-4(2)/2+1 Two plus three plus three squared minus four times two divided by two plus one
  
• What is the Cartesian form of `(24,(5pi)/6))`?
  
• How do you combine like terms in `-3+ 7x + 4+ ( - 9x )`?
  
• How do you combine like terms in `(t + 7) + ( 5t + 6)`?
  
• How do you solve `\frac { w - 3} { 3} = \frac { 2} { 5}`?
  
• How do you find the exact values of sin 15 degrees using the half angle formula?
  
• Question #1a94c
  
• How do you write the first five terms of the geometric sequence `a_1=7, a_(k+1)=2a_k` and determine the common ratio and write the nth term of the sequence as a function of n?
  
• What is the name of the shape graphed by the function `r =1+3 sin theta`?
  
• How do you evaluate the limit of `lim (-4x^2+2x-5)` as `x->2`?
  
• Question #70b87
  
• Question #7d61a
  
• How do you write `53/8` as a decimal?
  
• How do you find the position and magnification of a convex mirror?
  
• Question #d9e02
  
• How do you calculate the mass of the sun, `M_"sun"`, using Kepler's third law (`T^2=(4 pi^2 r^3)/(G M_"sun")`)?
  
• How do you solve `-\log 8= 3- \log x`?
  
• ​ Quadrilateral ABCD ​ is inscribed in a circle. What is the measure of angle A?
  
• A solid disk, spinning counter-clockwise, has a mass of `1 kg` and a radius of `7 m`. If a point on the edge of the disk is moving at `9 m/s` in the direction perpendicular to the disk's radius, what is the disk's angular momentum and velocity?
  
• ​ Quadrilateral ABCD ​ is inscribed in this circle. What is the measure of ∠A ?
  
• Two objects have masses of `9 MG` and `7 MG`. How much does the gravitational potential energy between the objects change if the distance between them changes from `36 m` to `45 m`?
  
• Why are non-linear lines important?
  
• Question #f28b6
  
• Question #04552
  
• How many `x`-intercepts does the graph of `y=x^2` have?
  
• How do you solve the system of equations `2x + 6y = 14` and `4x = 16`?
  
• How do you use the binomial theorem to approximate `(1.02)^8`?
  
• How do you find the limit of `[-1/5(1-(1/x)^(4/5)]` as x approaches infinity?
  
• Question #fbfbb
  
• How do you evaluate `3\sqrt { - 24} * 2\sqrt { - 18}`?
  
• How do you solve `x^2-10x+41=0`?
  
• Next