Answers created by Surya K.

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• How do you find the derivative of #ln(ln x^2)#?
  
• How do you solve #4x + 2= 12x + 3#?
  
• How do you simplify #i^20#?
  
• How do you determine the limit of #1/(x-3)# as x approaches #3^+#?
  
• How do you simplify #(- \frac { 2 1 x ^ { 8 } y ^ { - 8 } } { 3 z ^ { - 7 } } ) ^ { 4 }#?
  
• Find the limit?
  
• How do you integrate #int t sin(mt)dt# where m does not equal 0?
  
• How do you solve the following linear system #-x + y = 2 , x + 3y =2 #?
  
• How do you solve #(x-1)^2=9#?
  
• What is the vertex form of #y= 5x^2-9x-2 #?
  
• How do you write as a single logarithm #1/2 Log _b3 +1/2 Log_bx - 3 Log_b Z#?
  
• How do you find the roots, real and imaginary, of #y= (3/4x+1460)x+300 # using the quadratic formula?
  
• How do you solve -2x + y = -1 and x + y = 5?
  
• How do you find the derivative of #e^(-5x^3+x)#?
  
• How do you find the antiderivative of #(4x^2 - 3x)e^x#?
  
• For an object whose velocity in ft/sec is given by v(t) = −t2 + 4, what is its displacement, in feet, on the interval t = 0 to t = 3 secs?
  
• The surface area, #S#, of a cube with volume #V# can be found using the formula #S= 6V^(2/3)# What is the surface area of a cube whose volume is 125 cubic inches?
  
• Find the sum of the following series if the number of terms is 183 and the series is 4+(-4)+4+(-4).........?
  
• How do you find the sum of the first 25 terms of the arithmetic sequence: 7, 19, 31, 43?
  
• Why should ourfood contain Iodine?
  
• What element in the fourth period is an exception to the Aufbau principle?
  
• How do you solve #\sqrt { 2x + 41} - 3= x#?
  
• Why is blood drawn from vein and not from artery during blood donation?
  
• How do you find the domain of #f(x)=sqrt(12 - 2x^2)#?
  
• What is int_0^1x^4dx?
  
• How do you differentiate #f(x)=lnsqrt(-e^(4x)-2)# using the chain rule.?
  
• How do you find the product of #(n+3)^2#?
  
• Find the limit as x approaches infinity of #y=ln( 2x )-ln(1+x)#?
  
• Calculate the number of moles in 2.2 grams of niacin?
  
• How to do this question?
  
• A brand new motorcycle goes from 0 to 60 mi/hr in 3 seconds. What is its acceleration?
  
• What is the slope of the tangent line of #r=-2sin(2theta)+cos(3theta)# at #theta=(-11pi)/8#?
  
• How do you find the inverse of #f(x)= 1- ln(x-2)#?
  
• How do you write this expression in the form of a+bi? (3-2i)^3
  
• How do you solve #2^x=0.5#?
  
• How do you find the derivative of #(arcsin(x))^(2)#?
  
• What is the 8th term in the sequence given #a_n=25-3n#?
  
• What is a second derivative?
  
• How do you solve the simultaneous equations # y+2x=6# and #y=4/x#?
  
• How do you integrate #(t^2)e^(4t)#?
  
• What is the axis of symmetry for the graph of the quadratic equation #y=3x^2-12+12x#?
  
• How do you solve #4( e ^ { x } + 1) = 12#?
  
• How do you solve #x^2+2x-3=0# using the quadratic formula?
  
• What is the solution to the system of equations: #5x + 2y = -7#, and #-5x + y = 19#?
  
• How do you solve for #g# in #T = 2pi sqrt(L/g)#?
  
• How do you differentiate #y = x^(cos x)#?
  
• What is the range of the function #f(x)= 1/(x-1)^2#?
  
• How do you find the derivative of #f(t)=(4-t)^3#?
  
• Determine the roots of the quadratic equation ?
  
• What is the distance between #(13,-13,1)# and #(22,-1,6)#?
  
• How do you rewrite with fractional exponents for #sqrt((4mn)/(a^2b^2))#?
  
• An #8 L# container holds #6 # mol and #15 # mol of gasses A and B, respectively. Every three of molecules of gas B bind to one molecule of gas A and the reaction changes the temperature from #310^oK# to #150 ^oK#. By how much does the pressure change?
  
• Write a balanced equation to show the reation of sulfurus acid with lithium hydroxide to form lithium sulfite and water ??
  
• 4 C3HsN309 (1) 12 CO2 (g) + 6 N2 (g) +10 H20 (g) + 02(g) What volume is occupied by all of the gases produced when 1.00 kg of nitroglycerin explodes? The total pressure is 1.54 atm at 423°C
  
• 𝑙𝑜𝑔2𝑥+𝑙𝑜𝑔2(𝑥+2)=𝑙𝑜𝑔2(𝑥+6)?
  
• 2atm 20°c temperature 10g O2 volume 3.76 R value?
  
• #inte^(3x)sin(4x)dx#?
  
• How do you differentiate #h(t)=(t^4-1)^3(t^3+1)^4#?
  
• If 110.4 grams of oxygen gas exerts 101.3 kPa of air pressure at 0°C, what volume would the gas occupy?
  
• How do you prove: #Cosx + sinx tanx = secx#?
  
• Evaluate using Pythagorean identities?
  
• How do you find the second derivative of #y=tan(x)#?
  
• How do you convert -115 degrees to radians?
  
• How do you simplify #(16r^3tz^5)/(-4rt^3z^2)#?
  
• Fe(s) + O2(g) --> Fe3O4(s) When 13.54 g of O2 is mixed with 12.21 g of Fe, what mass in grams of excess reactant remains when the reaction is complete? 2 decimal places
  
• How do you use integration by parts to evaluate the integral #2xsin(x)dx#?
  
• How do you find the derivative of #(sinx^2)/(tanx)#?
  
• How do you differentiate #f(x) =((65e^-7x)+2)^3 # using the chain rule?
  
• What is the derivative of the following funct ion? (1) y=4sin^-1(3×) (2) y=ln(5×+sin^-1(×) (3) y=3cos(sin^-1(2×+3))
  
• What is the value of #6x^2+17# when #x=8#?
  
• Suppose a video store charges non-members $4 to rent a video. A membership costs $21 and then videos cost only $2.50 to rent. How many videos would you need to rent in order to justify a membership?
  
• How do you find the instantaneous rate of change of the function #f(x)=x^2+2x# when x=0?
  
• What is the distance between #(48,18)# and #(34,12)#?
  
• How do you determine the limit of #(x+5)/(x-2)# as x approaches 2+?
  
• How much heat is absorbed by a 67g iron skillet when its temperature rises from 9 degrees C to 25 degrees C?
  
• Help with Concentration from pH?
  
• How do you solve #3x > 21#?
  
• If #f(x) = 5x^2+6# and #g(x) = -3x+3#, what is #(f-g)(-3)#?
  
• A 9.380 mol sample of nitrogen gas is maintained in a 0.8198 L container at 301.8 K. What is the pressure in atm calculated using the van der Waals' equation for N2 gas under these conditions? For N2, a = 1.390 L2atm/mol2 and b = 3.910×10-2 L/mol. __ atm
  
• What is the vertex form of #y= 3x^2 + 9x-6#?
  
• Is #f(x)= 4sin(4x-(3pi)/4) # increasing or decreasing at #x=pi/12 #?
  
• What is the inverse of #y=log(x-4)+2# ?
  
• How do you factor the expression #20x^2 + 60 x + 45#?
  
• Find the value of theta, if, Cos (theta) / 1 - sin (theta) + cos (theta) / 1 + sin (theta) = 4 ?
  
• A triangle has sides A, B, and C. The angle between sides A and B is #(pi)/2# and the angle between sides B and C is #pi/12#. If side B has a length of 16, what is the area of the triangle?
  
• How much momentum does a #6 kg# object moving at #1/4 m/s# have?
  
• How do you find the domain and range of#y = 3/ (x + 6) #?
  
• How do you differentiate # 1/2 (ln x) #?
  
• The total area of a cube is expressed by A(x) = 24x^2+24x+6. What is the volume of this cube?
  
• How do you simplify #(12n^2+15n)/(3n)#?
  
• What are the asymptotes and removable discontinuities, if any, of #f(x)=e^x/(1-e^(3x^2-x))#?
  
• How do you find the average rate of change of #f(x)=cot x# over the interval [pi/6, pi/2]?
  
• Integrate the following? lnx/x^2 dx
  
• Find the domain of f?
  
• A #7 L# container holds #30 # mol and #18 # mol of gasses A and B, respectively. Groups of three of molecules of gas B bind to five molecules of gas A and the reaction changes the temperature from #320^oK# to #480^oK#. How much does the pressure change?
  
• The gas inside of a container exerts #16 Pa# of pressure and is at a temperature of #430 ^o K#. If the temperature of the gas changes to #120 ^oC# with no change in the container's volume, what is the new pressure of the gas?
  
• What happens to the helium balloon kept in the refrigerator? Which law is suitable for this? Charles law or Boyle's law or grahams law of diffusion??
  
• Shellie has a compounding monthly account. She has $12 300 in her account now, how much will she have in 65 months at 4.5% interest?
  
• Question #28e8b
  
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