Answers edited by Alvin L.

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• What is the isotopic distribution of gallium metal?
  
• How do you find #\lim _ { \theta \rightarrow 0} \frac { \cos ( 7\theta ) - 1} { \sin ( 4\theta ) }#?
  
• How do you find the partial sum of #Sigma n# from n=1 to 50?
  
• How to calculate sum of this? #sum_(n=1)^oo(-1)^n n(n-1)x^n#
  
• How do you find the derivative of #f(x)= -x/(x-1)#?
  
• The pollution in a normal atmosphere is less than 0.01%. Due to leakage of a gas from a factory, the pollution is increased to 20%. If everyday 80% of the pollution is neutralized , in how many days the atmosphere will be normal( #log_2 = 0.3010#)?
  
• Find the derivative of #cos^2x-sin^2x#?
  
• Question #2ac6b
  
• What is the derivative of #y=4xsin^-1(x)+4sqrt(1-x^2)#?
  
• Length of the triangle sides?
  
• How do you solve #1.1x + 1.2x - 5.4= - 10#?
  
• Question #1d5ec
  
• How do you factor #v^ { 4} + 16v ^ { 2} d ^ { 2} + 64d ^ { 4}#?
  
• A pyramid has a parallelogram shaped base and a peak directly above its center. Its base's sides have lengths of #7 # and #5 # and the pyramid's height is #4 #. If one of the base's corners has an angle of #pi/3#, what is the pyramid's surface area?
  
• What is #lim_(x->oo) (e^x-1)/x# ?
  
• Why is the derivative of #e^x=e^x#? Just out of curiosity.
  
• Question #421de
  
• Question #858db
  
• What are all the possible rational zeros for #f(x)=-6x^3+5x^2-2x+18# and how do you find all zeros?
  
• Question #65d6d
  
• What is #f(x) = int sin2x-5secx dx# if #f(pi/4)=-2 #?
  
• Question #e7b85
  
• How do you find the domain and range of # y = sin^(-1)(x^2)#?
  
• How to you simplify cotx+tanx?
  
• A triangle has sides A, B, and C. The angle between sides A and B is #pi/8#. If side C has a length of #6 # and the angle between sides B and C is #pi/12#, what is the length of side A?
  
• Question #913e7
  
• How do you evaluate the integral #int lnxdx# from #[0,1]#?
  
• Question #1f8f7
  
• How do you differentiate #g(x) = sqrtxsqrt(1-e^(2x))# using the product rule?
  
• How do you find the exact value of the third side given #triangle DEF#, #d=sqrt3#, e=5, and #mangleF=pi/6#?
  
• What are all the possible rational zeros for #f(x)=x^3-9x^2+15x-2# and how do you find all zeros?
  
• Question #0bfd7
  
• How do you multiply # (5+7i)(9-i) # in trigonometric form?
  
• How do you solve this system of equation: #y= x - 4 and - 2x + y = 6#?
  
• How do you complete the square for #x^2-4x#?
  
• Question #98b6a
  
• What is the value of #lim_(xrarr0)((x+32)^(1/5)-2)/x#?
  
• How do you calculate the left Riemann sum for the given function over the interval [1,7], using n=3 for #(3 x^2+2 x +5) #?
  
• A parallelogram has sides A, B, C, and D. Sides A and B have a length of #6 # and sides C and D have a length of # 2 #. If the angle between sides A and C is #pi/3 #, what is the area of the parallelogram?
  
• What are the critical values of #f(x)=x/sqrt(x^2+2)-(x-1)^2#?
  
• What is #f(x) = int e^xcosx-tan^3x+sinx dx# if #f(pi/6) = 1 #?
  
• Solve the inequality?
  
• How do you derive the maclaurin series for #1/(1-x^2)#?
  
• Question #ea7ac
  
• How do you graph #y=sqrt(x+1)#, compare it to the parent graph and what is the domain and range?
  
• How do solve #x^2>4# and write the answer as a inequality and interval notation?
  
• How do you solve #e^(2x)-6e^x-16=0#?
  
• Why is the function not differentiable?
  
• What are the factors of 128?
  
• Question #65c6d
  
• What is the first derivative and critical numbers of #y= (x^4)/(x^4-1)#?
  
• What is the domain and range of #y = tan(2x)#?
  
• How do you evaluate the integral #int tanthetaln(sintheta)#?
  
• What is the net area between #f(x) = e^(3x)-4x# and the x-axis over #x in [1, 2 ]#?
  
• How do you find the domain and range of #(x+2)/(x^2-1)#?
  
• By what rational number should the product of 9/7 and -35/6 be divided to get 3/5?
  
• Question #aeba9
  
• How do you find the taylor series for #ln(1+x^2)#?
  
• Find the values of #x# for which the following series is convergent?