Answers edited by Sharkbasket

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• Using the integral test, how do you show whether #sum 1/(n*(n))# diverges or converges from n=1 to infinity?
  
• Find the intervals on which the following function is increasing and decreasing and as well as its concavity? f(x)=x^2(1+x^2)
  
• How do you factor #15b^2 - 7b - 2#?
  
• What is the interval of convergence of the Taylor series of #f(x)=1/(1-x)#?
  
• Lim ((x^2+2x+2) / (x^2+3))^x ?
  
• How to calculate the derivative?
  
• Given that #cos(x) = -3/4#; what is the value of #x#?
  
• How to differentiate e^(xy)+1/y=5x+6?
  
• If a bowl contains ten hazelnuts and eight almonds, what is the probability that four nut randomly selected from the bowl will all be hazelnuts?
  
• What is the selling price of a $450 painting with a 45% markup?
  
• What percent of 12 is 15?
  
• How do you write the first five terms of the sequence #a_n=2/3#?
  
• 5*1/4+6*2/3+7*1/6=?
  
• What is the derivative of #(arctan x)^3#?
  
• What is the difference between divisor, dividend, nominator, and denominator?
  
• Integral by substitution trigonometric ? a- ) int x/sqrt(9-x²)
  
• How do you find the derivative of #f(y)=2y^3+4y^2#?
  
• How do you find the indefinite integral of #sqrt(25 + x^2)#?
  
• How i do to solve this integrate?
  
• Can someone give me a overview of how to solve this question?
  
• How do you find the sum of the finite geometric sequence of #Sigma 3(3/2)^n# from n=0 to 20?
  
• What is the square root of 7 divided by the square root of 17?
  
• What is the distance between #(3, –1, 1) # and #(–1, 4, –2) #?
  
• The difference between two numbers is 5. 6 less than twice the smaller number is the larger number. What are the numbers?
  
• How to solve the equation? 2cosθ/2+1=0 0<θ<2π
  
• How do you integrate?
  
• What is Completing the Square?
  
• Use Ratio Test to find the convergence of the following series?
  
• How do you determine if the improper integral converges or diverges #int (1/(3x)-6) dx# from negative infinity to 0?
  
• What is the unit for measuring force in the SI system Of measurement?
  
• Formulate the recursive formula for the following geometric sequence. {-16, 4, -1, ...} ?
  
• How do you find 3 consecutive integers such that their sum is 0?
  
• What is the derivative of #f(x)=cos^2x*cos2x#?