Answers created by Daksh S.

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• An object has a mass of #4 kg#. The object's kinetic energy uniformly changes from #16 KJ# to # 96KJ# over #t in [0, 6 s]#. What is the average speed of the object?
  
• Simplify the expression #(sin(a)cos(b)+cos(a)sin(b))/(cos(a)cos(b)-sin(a)sin(b)) * (cos(a)cos(b)+sin(a)sin(b))/(sin(a)cos(b)-cos(a)sin(b))#?
  
• How do you calculate the mass of lead (II) nitrate, #Pb(NO_3)_2#, necessary to make 50.0 mL of a 0.100 M solution?
  
• Question #d96aa
  
• Question #cca9c
  
• Question #680fd
  
• How do you graph #h(x) = -1/4x+5#?
  
• Question #8f607
  
• What is the equation of a line that is perpendicular to the line represented by #2x-y = 7#?
  
• How do you evaluate # (7r + 3)/(5r^2 - 2r + 2) # as r approaches infinity?
  
• How do you differentiate #f(x)=e^(cossqrtx)# using the chain rule.?
  
• How do you convert 87.5% as a fraction and a decimal?
  
• What is the derivative of #cos(a^3+x^3)#?
  
• How do you solve #p^2+(p+7)^2=169#?
  
• How do you solve #(x - 2)/( x + 1) =( x + 1)/(x - 2)#?
  
• How do you solve #x^2 - 3x - 28 = 0# by completing the square?
  
• How do you find the domain of # sqrt{-x - 2}#?
  
• Which muscle extends from the corners of the mouth to the cheekbone; called the smiling muscle?
  
• How do you find the slope given #y = -2x + 7#?
  
• Question #c1e7f
  
• Question #9e9ef
  
• At a restaurant, you can choose from 2 appetizers, 4 main courses, and 3 desserts. How many different meals, each consisting of one appetizer, one main course, and one dessert, can be created?
  
• How do you solve # sin(x+pi) + cos(x+pi) = 0# from 0 to 2pi?
  
• How do you solve for #y# in the equation #3xy + 9y + 14#?
  
• What is #(-3x^2-11x + 13)-(18x^2 +19x-8)#?
  
• How do you solve the triangle when a=7, b=9, A=34?
  
• How many glands are in the human body?
  
• How do you simplify #sqrt(504)#?
  
• What is the length of the hypotenuse of a right triangle if the two other sides are of lengths 8 and 10?
  
• How do you simplify #6(g-h)-6(g-h)#?
  
• How do you find the slope of a line passing through points (5,1) and (2,7)?
  
• How do you find the roots, real and imaginary, of #y= x^2 + 8x -9- (-x-1)^2 # using the quadratic formula?
  
• How do you solve the following system?: #x-5y=10, 2x+3y=11 #
  
• How do you solve #7.5x – 3.2 = 12.5x#?
  
• What is the number 583,000 written correctly in scientific notation?
  
• How to simplify #(1.5times10^-3) divide (1.6times10^-6)# in scientific notation?
  
• How do you solve #4n^2 - 9n + 5 = 0#?
  
• What is the the vertex of #y=2x^2 + 8x + 5#?
  
• What is the slope of the line passing through the following points: #(7, -6), (-13, 4)?