Answers edited by F. Javier B.

• Back to user's profile
• Which equation should be used to graph y=sec^-1(x) on a calculator?
  
• Sinx. Cosx=1/2?
  
• What is the domain and range of `f(x)=sqrt(4-x)`?
  
• How to do the following question?
  
• Vector question?
  
• The length of the side of a cube is doubled. What is the new volume?
  
• `A × B^x = C/D^x-2` solve for x in log form ?
  
• What are all the zeroes of the function `f(x) = x^2-169`?
  
• `root(6)(-64)=?`Please,give all the possible answers.
  
• How do you prove this? 7) For sets A,B,C prove (A - B) ∪ (C - B) = (A ∪ C) - B by showing Left side ⊆ Right side and Right side ⊆ Left side.
  
• A circle's center is at `(9 ,1 )` and it passes through `(5 ,4 )`. What is the length of an arc covering `(pi ) /3` radians on the circle?
  
• Can someone help with this?
  
• Write down an equation of the plane which passes through the point (−3,5,−1) that is perpendicular to the vector [−1,3,−9]. Leave your answer in the form A x + B y + C z = D, where A, B, C are integers?
  
• 1. Algebra: Consider the arithmetic sequence 87, 83, 79, 75, . . .. (You may assume that the pattern displayed continues for the whole sequence.)?
  
• How do you find the domain, x intercept and vertical asymptotes of `y=log_10(x/5)`?
  
• How do you solve `abs(4x+2)<6`?
  
• How do you solve `55> 7- 8x`?
  
• V=5i-4j What is the angle of the vector?
  
• Ratio of the volume of cylinder A to the volume of cylinder B?
  
• How do you graph the system of linear inequalities `3y - x < 15` and `y + 2x \geq - 1`?
  
• How do you simplify `i^6(2i-i^2-3i^3)`?
  
• How do you simplify `i^6(2i-i^2-3i^3)`?
  
• What are the explicit equation and domain for an arithmetic sequence with a first term of 5 and a second term of 3?
  
• If `vecu=(3,-1)` and `vecv=(-6,4)`, then how do you find the angle between `u` and `v` vectors?
  
• A wire is attached to the top of a flag pole. The wire meets the ground 4 meters from the flag pole. The wire makes a 45° angle with the flag pole. How tall is the flag pole?
  
• How to find the minimum from this equation?
  
• How do you integrate `int x^3 sqrt(-x^2 + 8x-16)dx` using trigonometric substitution?
  
• When do you have "no solution" when solving quadratic equations using the quadratic formula?
  
• Integrate cos^4x?
  
• How do you solve `1+cosx-2sin^2x=0` and find all solutions in the interval `0<=x<360`?
  
• Find the value of k if f(x) has three distinct real roots ?
  
• Integral from 0 to ln 3 of `e^(3x)/(e^(6x)+5)` . Help please?
  
• How to use geometry progession in this situation ?
  
• Question #54180
  
• Find derivatives of the given functions : x= ln (1+t^2) y= t- arctgt ?
  
• Solve the equation `ix^3 + 1 - isqrt3 = 0`. Express your answer in trigonometric form?
  
• What is `c` in this equation `5c-c+10=34` ??
  
• How do you find an expression for `sin(x)` in terms of `e^(ix)` and `e^(ix)`?
  
• Convert 0.0075km squared to m squared?
  
• How can I solve the following limit?, I'm trying to solve with Riemann Integral, but I can't get it.
  
• The height of a triangle is 5 units more than twice it's base. If the area of a triangles is 21 square units, what is its height?
  
• How do you solve `log(x-3)+log x=1`?
  
• Identify and explain any restrictions on the variable x in the expression `sqrt(4x-2)`?
  
• What is an example of an arithmetic sequence?
  
• If the following equation has no real roots, what are the possible values of p for `x^2 + (3p+1)x - p = 0`?
  
• Help please?
  
• What is the volume of the solid produced by revolving `f(x)=x^3, x in [0,3]`around `y=-1`?
  
• Circle A has a radius of `2` and a center of `(3 ,1 )`. Circle B has a radius of `6` and a center of `(8 ,5 )`. If circle B is translated by `<-4 ,-1 >`, does it overlap circle A? If not, what is the minimum distance between points on both circles?
  
• What is the answer to this problem with explanation?
  
• How do you solve `(9!)/(6!3!)` ?