Answers created by Alberto M.

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• How do you convert 5π/4 radians to degrees?
  
• Verify Cos^2x-cos^4x=sin^2x-sin^4x?
  
• How do you solve `.13x+57.96=.08x+63.96`?
  
• Can someone help with this question?
  
• What's the Limit of x^(1/lnx) as x approaches zero from the right?
  
• Sin(theta)/1+cos(theta)=1-cos(theta)/sin(theta) can someone help?
  
• How much greater is `(-15x^2 - 5x + 9) + (-6x^2 - 19x - 16) + (-15x^2 - 14x - 13) + (9x^2 - 14x + 20)`?
  
• What is the least common denominator of the rational expression: `5/x^2 - 3/(6x^2 + 12x)`?
  
• How do you find the domain and range of `(x^2-x-12)^-4`?
  
• What is a cubic polynomial function in standard form with zeros 3, -4, and 5?
  
• Question #a9253
  
• Calculate the sides? Thank you!!
  
• Question #952b7
  
• How do you simplify `sqrt(4c^3d^3)*sqrt(8c^3d)`?
  
• Question #7ab87
  
• Question #1cabe
  
• How do you find the domain and range and determine whether the relation is a function given :`y=3x-4`?
  
• How do you solve `6/x+2>=0`?
  
• How do you find the vertex and the intercepts for `f(x)=2x^2-12x+21`?
  
• How do you multiply `(9-w)(9+w)`?
  
• What is the domain and range of the quadratic equation `y = (x – 5)^2 + 10`?
  
• How do you solve `v^ { 2} - 6v = 35` by completing the square?
  
• is there a function f from the reals to the reals which is not continuous,but has a continous square?
  
• Question #e4066
  
• How many roots does the equation `-2x^3 = 0` have?
  
• How do you simplify `(2x^-3y^-2)/z^4` using only positive exponents?
  
• Question #b0c52
  
• How do you solve `3-abs(8x-6)=3`?
  
• What is the range of the function `h(x) = 1 /(x^2 - 9)`?
  
• How do you find the nth partial sum, determine whether the series converges and find the sum when it exists given `ln(4/3)+ln(9/8)+ln(16/15)+...+ln(n^2/(n^2-1))+...`?
  
• How do you solve the system of equations `-x - 6y = - 10` and `x + 9y = 16`?
  
• Question #ddee6
  
• How do you simplify `sqrt3^2`?
  
• How do you simplify `sqrt3^2`?
  
• What is the vertex, axis of symmetry, the maximum or minimum value, and the range of parabola `y = –3(x + 8)^2 + 5`?
  
• How do you verify that the function `f(x)=x/(x+6)` satisfies the hypotheses of The Mean Value Theorem on the given interval [0,1] and then find the number c that satisfy the conclusion of The Mean Value Theorem?
  
• How do you verify that the function `f(x)= (sqrt x)- 1/3 x` satisfies the three hypothesis of Rolles's Theorem on the given interval [0,9] and then find all numbers (c) that satisfy the conclusion of Rolle's Theorem?
  
• How do you find the area of a 30, 60, 90, triangle?
  
• How do you write an equation in standard form for a line passing through (2, 2) and (6, 3)?
  
• How do you write the equation if F varies inversely as the cube root of S and S = 64 when F = 4?
  
• How do you find the slope of a line parallel to `3x`+y=15`?
  
• Given: `f(x) = 2+ sqrt(-3x+1)`, `q(x) = (5x)/(x+2)`, and `m(x) = abs(7 - x^2) + x`, how do you find m(3)?
  
• How do you long divide `6x^3 + 3x^2 - 4x + 7` by `x^2+1`?
  
• How do you long divide `(9x^4-2-6x-x^2)/(3x-1)`?
  
• How do you solve by substitution `x - 5y=10` and `-2x+y=7`?
  
• How do you graph `f(x) = 6^x`?
  
• How do you find the missing number or term to make a perfect square trinomial. `x^2+1/3x+___`?
  
• How do you factor `x^4 - 13x^2 - 30`?
  
• How do you solve `7/8 = z/4`?
  
• How do you graph `y = -x^2 + 3`?
  
• How do you solve `abs(x+2)<= 3`?
  
• How do you evaluate `arcsin 0`?
  
• How do you evaluate the definite integral `(x^43)e^(-x^(44)) dx` for a=0, b=1?
  
• How do you find the volume of the region left of `y = sqrt(2x)` and below `y = 2` rotated about the y-axis?
  
• Is this a linear equation `y=0`?
  
• Question #66265
  
• Question #ca7f8
  
• How do you solve by graphing `y= -3x+1` and `y= x-7`?
  
• How do you find the domain of `f(x) = - sqrt(2 / (x^2 - 16))`?
  
• What is the domain and range for `y = sqrt(x-3)`?
  
• How do you solve `x^2+3x+2` by completing the square?
  
• Why does the equation `4x^2-25y^2-24x-50y+11=0` not take the form of a hyperbola, despite the fact that the squared terms of the equation have different signs? Also, why can this equation be put in the form of hyperbola`(2(x-3)^2)/13 - (2(y+1)^2)/26=1`
  
• How do you solve `log_3 (5x+5) - log_3 (x^2 - 1) = 0`?
  
• How do you solve `abs(5x + 2) <= 0`?
  
• How do you factor `125x^6 - 8y^6`?
  
• How do you write an equation in standard form for a line which passes through (5, -1) and (4, -2)?
  
• How do you solve `sin(2x) - sin(3x) + sin(4x) = 0`?
  
• How to find the x and y-intercept given `y= 4x-2`?
  
• How do you find the domain of `h(x) = 3x+9`?
  
• How do you find the horizontal and vertical asymptotes of a function, such as `(x+3)/(x^2-9)`?
  
• How do I use the vertex formula to determine the vertex of the graph for `f(x)= -x^2-6x`?
  
• What is the axis of symmetry of the graph of y=x^2-3x+9?
  
• How do you simplify `4(5w^2 -2w)`?
  
• How do I find the extraneous solution of `y-5=4sqrt(y)`?
  
• How do I find the extraneous solution of `sqrt(x-1)=x-7`?
  
• Use the Integral Test to determine whether the series is convergent or divergent given `sum 1 / n^5` from n=1 to infinity?
  
• How do you solve using the quadratic formula `x^2-4x+10=0`?
  
• How do you find the limit of `ln ( (x+1) / x )` as x approaches infinity?
  
• What is the limit as x approaches infinity of `ln(x)`?
  
• How do you solve `abs(8x) > 20`?
  
• How do you factor by grouping `5a^3 - 10a^2 +25a- 50`?
  
• How do you use the difference of two squares formula to factor `4(x + 2)² - 36`?
  
• How do you solve `(2-x)log4=(5-x)log2`?
  
• How to find the slope of the curve at the given point: x^2 + y^2 = 25 ; (3,-4) ?
  
• How do you implicitly differentiation `1-xy = x-y`?
  
• Question #26440
  
• Given the function `f(x)= 1/12x^4 + 1/6x^3-3x^2-2x+1` how do you find any points of inflection and determine where the curve is concave up or down?
  
• How do you graph the quadratic function `y=-x^2+2x+4`?
  
• How do you find the period for `y = -tan(x - pi/2)`?
  
• Question #41b35
  
• How do you graph `-sinx+2`?
  
• How do you graph `y=(sinx)/x`?
  
• How do you evaluate `sin^ -1(sqrt(2)/2)`?
  
• What is the period for `y=2 tan(3pi(x) +4)`?
  
• How do you solve `sqrt(x+3)-sqrt(x-1)=1`?