Answers created by Ratnesh Bhosale

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• If F:R>R and g:R>R defined by f(x)=2x+1 and g(x)=2^x find the equation for (gof) and (fog)?
  
• How do you find the derivative of #z=(2+3x)^4#?
  
• How to differentiate x=2^t sint ?
  
• How do you simplify #sqrt (3x) * (6)#?
  
• For the graph #y=4x - 2#, in which quadrant does the graph not exist?
  
• 29 is what percent of 58?
  
• Check my work? which statement is true?
  
• Differentiate root 1+tanx/1-tanx?
  
• How do you evaluate the definite integral #int (u-2)/sqrtu# from [1,4]?
  
• How do you graph, find the intercepts and state the domain and range of #f(x)=2-2^x#?
  
• How do you solve and graph the solution of #11<=p+4#?
  
• How do you find the zeros of the polynomial function #f(x) = x^3 + x^2 -42x#?
  
• How do you solve #5^x=52#?
  
• What is the C oxidation state, O oxidation state, and the H oxidation state?
  
• How do you graph the inequality #x<4#?
  
• how to find all values of x for which the tangent to y=x-(1/x) is parallel to the line 2x-y=5?
  
• How do you graph #y+x=3#?
  
• What group is sodium in?
  
• What is the derivative of this function #arcsin(x^2)#?
  
• A triangle has corners at #(3 ,8 )#, #(5 ,9 )#, and #(8 ,5 )#. What is the area of the triangle's circumscribed circle?
  
• How do you solve #9/c^2-1/4c=2/c#?
  
• How do you integrate ? 1/(x^2+9)^(1/2)
  
• A block of silver displaces 200ml of water in a measuring cylinder. If the density of the silver is 10300 kg/metrecube. Find the mass of the block?
  
• What are some common mistakes students make with velocity?
  
• What are the extrema of #g(x) = 2 sin(2x - pi) + 4# on #[-pi/2,pi/2]#?
  
• N2+3H2 gives 2NH3.what is the equivalent mass of nitrogen in NH3?
  
• For what values of x is #f(x)=(x-3)(x+2)(x-1)# concave or convex?
  
• How to prove #sin(theta+phi)/cos(theta-phi)=(tantheta+tanphi)/(1+tanthetatanphi)#?
  
• The period of a 10 Hz wave is ?
  
• An object weighs #32# #N#. What is its mass if a gravitometer indicates that #g = 8.25# #m##/sec^2#?
  
• How do you prove #sin (2x) = 2sin(x)cos(x)# using other trigonometric identities?
  
• How do you multiply # (12-2i)(3-2i) # in trigonometric form?
  
• What is the concentration of H+ in a 0.121 M HCl solution?
  
• The base of a triangular pyramid is a triangle with corners at #(7 ,3 )#, #(4 ,1 )#, and #(3 ,2 )#. If the pyramid has a height of #7 #, what is the pyramid's volume?
  
• How do you find the important parts of the equation to graph the function #y = -2/x#?
  
• What is the 4th term in expansion of (1-5x)^3?
  
• Which has more momentum, a #8kg# object moving at #4m/s# or a #7kg# object moving at #5m/s#?
  
• What is the major gas in the atmosphere?
  
• How do you find the slope and y-intercept for the graph of the equation: 12x - 4y = 96?
  
• How do you find the area of the region under the curve #y=4x^-2# from x=1, to #x=oo#?
  
• How do you solve the system #4x=3y+31# and #y=2x+7# by substitution?
  
• How do you use partial fraction decomposition to decompose the fraction to integrate #(2x-82)/(x^2+2x-48) #?
  
• Points (–9, 2) and (–5, 6) are endpoints of the diameter of a circle What is the length of the diameter? What is the center point C of the circle? Given the point C you found in part (b), state the point symmetric to C about the x-axis
  
• How do you evaluate #13- 3+ ( 24\div 4) ^ { 2}#?
  
• Question #8c22e
  
• Question #2537e
  
• How do you find the slope of the line parallel and perpendicular to #y=-3x+5#?
  
• How many mL of 0.655 M phosphoric acid solution are required to neutralize 15 mL of 1.284 M #NaOH# solution?
  
• Question #9579e
  
• How do you graph #y=x^2-2x-8#?
  
• A projectile is launched at an angle of 30 to the horizontal with a speed of 30 m/s. How does the horizontal component of its velocity 1.0 s after launch compare with its horizontal component of velocity 2.0 s after launch?
  
• What is the domain of #(-2x^2-2x+1)/(x^2+x)#?
  
• The force applied against a moving object travelling on a linear path is given by #F(x)=2x+xe^x #. How much work would it take to move the object over #x in [1,2 ] #?
  
• If a projectile is shot at a velocity of #8 m/s# and an angle of #pi/3#, how far will the projectile travel before landing?
  
• How do you find the domain of #sqrt(x+7 )#?
  
• Question #f34a5
  
• How do you multiply # (-1+2i)(3+2i) # in trigonometric form?
  
• How do you graph #y=1/2tan(1/2x+pi/4)#?
  
• If a #6 kg# object moving at #1 m/s# slows down to a halt after moving #3 m#, what is the coefficient of kinetic friction of the surface that the object was moving over?
  
• How do you graph two complete cycles of #y=-3cos(3/4t)#?
  
• How do you multiply and simplify #\frac { 5x ^ { 2} + 5x + 1} { 3x - 6} \cdot \frac { 2- x } { 4x ^ { 2} + 4x + 1}#?
  
• Question #6eb87
  
• Question #10e48
  
• Question #087f1
  
• Question #f4e73
  
• A charge of #-2 C# is at #(4, -5)# and a charge of #1 C# is at #(-3 , -9 ) #. If both coordinates are in meters, what is the force between the charges?
  
• If acceleration is increasing at the constant rate of #2 m/s^2#. Find the distance travelled in #5 sec#? If initial velocity and acceleration both were zero. (A) # 75m# (B) #100m # (C) #125/3 m#
  
• Question #c3a08
  
• If #h(5-2x) = sqrt(x^2+3x+5)# for all real number #x#, what is the value of #h(3)#?
  
• Question #7174a
  
• How do you determine the number of ways a computer can randomly generate an prime integer from 1 through 12?
  
• A gas is held at 3.8 atm and 500 K. If the pressure is then decreased to 1.2 atm, what will the new temperature be?
  
• How do you add #(-4+3i)+(-1+i)# in trigonometric form?
  
• How do you write the equation of a line with slope -1 and y-intercept 0?
  
• How do you evaluate #12- |5\cdot 2|#?
  
• How do you solve #\frac { m - 27} { 6} - \frac { 6m - 17} { 5} = 2#?
  
• What is the digit in the tenths place and the digit in the hundredths place in 86.12?
  
• How do you graph #2x+4y=-8# using intercepts?
  
• How do you subtract #\frac { u - 8} { u + 1} - \frac { ( - 7u + 4) } { u + 1}#?
  
• How do you divide #2\frac { 1} { 5} \div 3\frac { 1} { 2}#?
  
• How do you find a standard form equation for the line with slope -3 that contains the point (6,8)?
  
• How do you evaluate #58.3 times .13#?
  
• Question #353c0
  
• Is the fraction #3/8# in lowest terms?
  
• How do you solve #-6.1= p + 2.2#?
  
• What is the axis of symmetry and vertex for the graph #y=x^2+5x-7#?
  
• Question #caee1
  
• Question #da9aa
  
• What values of #x# are not in the domain of the expression #(x+5)/(3x^2+23x-36)#?
  
• How do you solve the system of equations #-7x - y = 23# and #7x + 2y = - 18#?
  
• How do you write the first five terms of the sequence #a_n=(n!)/n#?
  
• Question #05dd5
  
• How do you simplify #(- 2x ^ { 3} ) ^ { 3} \cdot x ^ { 4} \cdot - x#?
  
• How do you graph #y=-cot(2x+pi/2)#?
  
• How do you sketch a right triangle corresponding to #costheta=5/7# and find the third side, then find the other five trigonometric functions?
  
• How do you graph #y=tan(x-90) #?
  
• The sum of the digits of a two-digit number is 11. The tens digit is one less than three times the ones digit. What is the original number?
  
• Question #b65b9
  
• What is the amplitude of a wave?
  
• Question #142e0
  
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