Answers created by Guillaume L.

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• Not sure how to solve this doubling time problem?
  
• 5 – 8x < 2x + 3?
  
• How do you calculate the derivative for #e^x/(e^x+1)(x+1)#?
  
• Find the #lim_(x rarr oo) sinx/x# help me?
  
• How do you find #lim (1-2t^-1+t^-2)/(3-4t^-1)# as #t->0#?
  
• How do you find #lim_(t to oo)sqrt(t^2+2)/(4t+2)#?
  
• How do you solve #4 2/3b+ 4/5= 2 1/7b-1/5b-1/3 #?
  
• How do you solve #-3= \frac { 4} { w - 5}#?
  
• How do you solve #log_2((3x-2)/5)=log_2(8/x)#?
  
• How do you solve #400(1-0.2)^x=50#?
  
• How do you solve #2-ln(3-x)=0#?
  
• How do you solve #log_6 (x-4) ^2=2#?
  
• How do I factor a^3 + 216 ?
  
• How can I find the domain of #f(x)=x/(sqrt(1-root(3)(1-x^2))#?
  
• How do you evaluate the integral #int arcsin(5x-2)#?
  
• How do you add #3/(2x-4)+x/(x+2)#?
  
• How do you simplify #(-8)^(-1/3)#?
  
• How do you simplify 7x^2/sqrt x^5?
  
• How do you find the discriminant and how many solutions does #x^2-4x+10=0# have?
  
• Please help?
  
• How do you solve #3\frac{8}{12} = \frac{a + 10}{a + 2}#?
  
• How do you factorize #(2x - 6) ( x + 1) ( x - 4)# fully?
  
• How do you factor #3x^2-x-2#?
  
• How do you factor #3b^2 + 4b - 4#?
  
• How do you factor #8x^2y^2 - 4x^2y - 12xy#?
  
• How do you factor #-15x^2 + 18x#?
  
• How do you factor #(x - 2y)^2 - 3x(x - 2y)#?
  
• How do you factor the expression #x^2 - 10x + 25#?
  
• How do you write 84 as a product of prime factors?
  
• How do you simplify #(6-y)/(y^-2y-24)#?
  
• How to find out the derivative of (ln2)^x ?
  
• How do you evaluate #int e^(6x)sin(e^(2x))dx# using substitution and and tabular integration?
  
• Find five Rational Number Between 3/5 & 4/5?
  
• How do you simplify and solve the equation #5m-3[7-(1-2m)]=0#?
  
• How do you simplify 8x^5/48x^3?
  
• Hi I was wondering whether someone could help me solve this question : solve 10w+8=25 ? Thanks
  
• How do you simplify #\frac { v + 8} { v ^ { 2} - 6v + 9}#?
  
• How do you solve # -21w + 5 = 3w - 1#?
  
• How do you solve #x= sqrt(6x) +7#?
  
• How do you solve #x(x-4)-2=43#?
  
• How do you evaluate the indefinite integral #int (2x^2-4x+3)dx#?
  
• How do you solve #(2x)/(2x+4)=(3x)/(x+2)#?
  
• How do you simplify #7sqrt(3x)-sqrt(12x)#?
  
• Does #a_n = [n(n+1)]/(n+sqrt(n))# converge?
  
• What is #9/40# as a percent?
  
• What is the derivative of the function? f(x)=7e^-1/x^2
  
• How do you find the integration of #log x#?
  
• Is x=y^2-3 a function ?
  
• How do you simplify #(2x - 5)(x - 9)#?
  
• How to integrate #int (secx)dx# and #int (cscx)dx# ?
  
• How do you solve #-\frac { 2} { 5} u + 12< 2#?
  
• Exponential Functions, solve for x: 2/3(3)^x=54? Please answer ASAP
  
• How do you multiply and simplify #\frac { 2} { ( q + 4) } \cdot \frac { 9q + 54} { ( q + 6) }#?
  
• What are the asymptotes of #f(x)=(1/(x-10))+(1/(x-20))#?
  
• How do you factor the trinomial #x^2 + 11x - 28#?
  
• How do you write the partial fraction decomposition of the rational expression #(6x^2+8x+30)/(x^3-27)#?
  
• What is the domain and range of #y= sqrt (x^2 + 1)#?
  
• If #3 (x + 10) = 15# , what is the value of x ?
  
• How do you write #x^2+ 4x+3# in factored form?
  
• A balloon rises at a rate of 10 feet per second. What is the the linear equation for the relationship that gives the height y in feet of the balloon after x seconds?
  
• How do you simplify #(r+6)/(6+r)#?
  
• How do you solve #x^2-6x=-8#?
  
• How do you solve #2x+7= x-3#?
  
• How do you simplify #(x^2+2x)/(3x) - (x^2+5x+6)#?
  
• Need help with a short question, anyone help?
  
• If x=2-√3,then What is the value of x cube - 1/x cube?
  
• How do you solve #x^ { 2} = ( 3x - 7) ^ { 2} + ( 5x + 7)#?
  
• How do you factor #6t^2+26t+24#?
  
• How do you simplify # 7div(sqrt6 – 5)#?
  
• #(x+1)(x+2)#?
  
• How do you simplify # ((3x)/y -x/1) / ((2y)/1 - y/x)#?
  
• If a=4, what is the value of #4a^2-7a-1#?
  
• What is the square root of 2/3 + square root of 3/2?
  
• How do you simplify #a^3 * 3#?
  
• How do you simplify #sqrt(7a) times sqrt13#?
  
• If x= (1/2)(1/3)(3/2)(4/81), then what is the value of sqrt of x?
  
• How do you simplify #sqrt56#?
  
• The zeros in: #(x^3)+(2x^2)-5x-6=0# ?
  
• How do you simplify #(x^2 +3x)/(2x-14)*(x^2 -49)/(x^2 – 2x -15)##?
  
• What is the integral of #e^(-x^2)#?
  
• How do you simplify # (2 sqrt5 )/ (sqrt2 +5)#?
  
• How do you solve using gaussian elimination or gauss-jordan elimination, #-2x-5y=-15#, #-6x-15y=-45#?
  
• How do you write 4 hundred thousand in scientific notation?
  
• How do you solve y = 2x and 3x - 2y = -2?
  
• How do you write the fraction #6/8# in simplest form?
  
• It's costs $3 to bowl a game and $2 for shoe rental. How do you write an expression for cost of g games?
  
• How many 5-digit numbers can be formed using (0-9)?
  
• How do you solve #(3x - 7) - 5( x - 4) = 21#?
  
• How do you solve #7- 6( a + 2) = 9+ a#?
  
• What is the derivative of the following function? g(x)=sqrt(x^(sin(x)))
  
• What is the derivative of the following function? f(x)=ln(sqrt(x^sin(x)))