Answers created by Sid P.

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• The position of an object moving along a line is given by #p(t) = 3t - 2sin(( pi )/8t) + 2 #. What is the speed of the object at #t = 24 #?
  
• How do you find the percent change from 16 to 56?
  
• What torque would have to be applied to a rod with a length of #6 m# and a mass of #3 kg# to change its horizontal spin by a frequency #5 Hz# over #4 s#?
  
• An object with a mass of # 16 kg# is lying still on a surface and is compressing a horizontal spring by #5/3 m#. If the spring's constant is # 4 (kg)/s^2#, what is the minimum value of the surface's coefficient of static friction?
  
• How do you simplify #sin(alpha+beta)+sin(alpha-beta)#?
  
• How do you find the x and y intercepts of #4x-5y=20#?
  
• How do you solve #-8n+4(1+5n)=-6n-14#?
  
• What is the domain of #f(x)= arcsin[sqrt(x)]#?
  
• How do you solve #-5abs(4y-11)-3=12#?
  
• How do you write an equation of a line given point (-4,6) and m=8?
  
• What is the cross product of #<8, 4 ,-2 ># and #<-1, 3 ,2 >#?
  
• How do you write the partial fraction decomposition of the rational expression #(5x-1)/(x^2-x-2)#?
  
• An object with a mass of #3 kg# is revolving around a point at a distance of #4 m#. If the object is making revolutions at a frequency of #6 Hz#, what is the centripetal force acting on the object?
  
• How do you write the equation of a line in slope intercept, point slope and standard form given (1,5) and (-4.2)?
  
• What is the slope of the line passing through the following points: # ( 3,5 ) , (2, 0)#?
  
• How do you find the inverse of #f(x)=3^(x-1)-2#?
  
• How do you find the inverse of #y=ln(x+4)#?
  
• Teresa is 134 cm tall. Carl is 1.45 m tall. Misty is 1,555 mm tall. What is the order of the students from shortest to tallest?
  
• How do solve the following linear system?: # 7x+3y=27 , 3x – 4y = 7 #?
  
• How do you convert -75 degrees to radians?
  
• A triangle has sides A,B, and C. If the angle between sides A and B is #(pi)/3#, the angle between sides B and C is #pi/6#, and the length of B is 9, what is the area of the triangle?
  
• If the coefficient of #x^3# in the expansion of #(2 + x)(3 - ax)^4# is 30, how do you find the values of the constant a?
  
• How do you factor the trinomial #15m^2 + 19m + 6#?
  
• How do you factor the expression #2x^2 + 5x - 18#?
  
• How do you factor the expression #x^2+8x-9#?
  
• How do you find the quotient of 3x^3 - 2x^2 +5 / x - 4?