Answers edited by iceman

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• How do you find the inverse of #f(x)=(2-3x)/4#?
  
• The distance a marathon runner covers can be modeled by the function d(x)=153.8x+86. d represents distance (m) and x represents time (min). ow long will it take the runner to run the 42,2km race?
  
• Question #25f72
  
• For 3 hours of work, a consultant charges $300. For 5 hours of work, she charges $400. How do you write an equation to represent this?
  
• Question #9c4bd
  
• Question #672e7
  
• What is the square root of 15 times square root 15?
  
• How do I find the inverse of #y=(x+3)^2#?
  
• Y= sin (2x^2 - 3e^x) Find dy/dx?
  
• Question #d3517
  
• Find (f/g)(4) and (f+g)(4)?
  
• Which two consecutive integers are such that the smaller added to the square of the larger is #21#?
  
• How do you find the minimum and maximum value of #y=3(x-3)^2-3#?
  
• How do you find the inverse of # f(x)=3x^2+5x-2#?
  
• How do you use synthetic substitution to find f(3) and f(-2) for #f(x)=x^2-5#?
  
• Find the number of children of the parents from the following?
  
• How do you know how to solve sec 45?
  
• What is the domain and range of #y = 8x + 8#?
  
• How do you solve #1/x-1/(2x)=2x# ?
  
• In Δ𝐴𝐵𝐶, 𝐴𝐵̅̅̅̅ 𝑖𝑠 𝑐𝑜𝑛𝑔𝑟𝑢𝑒𝑛𝑡 𝑡𝑜 𝐵𝐶̅̅̅̅. 𝑇ℎ𝑒 𝑝𝑒𝑟𝑖𝑚𝑒𝑡𝑒𝑟 𝑜𝑓 Δ𝐴𝐵𝐶 𝑖𝑠 47 𝑐𝑒𝑛𝑡𝑖𝑚𝑒𝑛𝑡𝑒𝑟𝑠. How many centimeters long is 𝐴𝐶̅̅̅̅?
  
• How do you write #3lna - 6lnb# as a single logarithm?
  
• What is the domain and range for #h(x)=-sqrt(x+3)#?
  
• Question #a9b16
  
• Three tennis balls are packaged in a box as shown below. The box is 12.1 centimeters long, 3.5 centimeters wide, and 3.5 centimeters tall. Each ball is 3.3 centimeters in diameter. What is the volume of the empty space in the box?
  
• What is the vertex of #y = 3(x - 2)^2 + 5#?
  
• If i have 30 coins consisting of 5 penny and 20 coins. If the total value is £4.05,how many 5 penny coind do i have?
  
• How do you solve #lnx + ln(x^2 + 1) = 8#?
  
• How do you write #5y=10x-25# in standard form and what is A, B, C?
  
• The real numbers #a, b# and #c# satisfy the equation: #3a^2 + 4b^2 + 18c^2 - 4ab - 12ac = 0#. By forming perfect squares, how do you prove that #a=2b=c#?
  
• Given: circle O with diameter CD C(-5,4) D(3,-2) create a equation if the circle?
  
• How do you solve 4x + 5y - 2z = 23, -6x + 2y + 7z = -14, and 8x + 3y + 3z = 11?
  
• (5,2),(3,-5),(-5,-1) find the area of triangle ?
  
• List all restricted values sqrt 1 - 3x?
  
• How do you solve #-x^2-4x>3#?
  
• What is (2*sqrt(7)+ 3*sqrt(2))* (sqrt(7)- 5*sqrt(2))?
  
• How do I factorise x(x + y)^2 - xy(x + y) and (x + y)^2 - 10(x + y)+25?
  
• Question #a2dcd
  
• What is the leading coefficient, degree, and end behavior #P(x)=-4x^2-3x^3+2x^2+4#?
  
• How do I substitut 3x+y=2, 4×+y=20?
  
• One base angle of an isosceles triangle measures 50°. What is the number of degrees in the vertex angle?
  
• Convert 40km/min velocity into ms-1?
  
• Question #54b57
  
• How do you simplify #5(root3(6) + root3(6))#?
  
• What is the leading term, leading coefficient, and degree of this polynomial # F(X)= 5/6x+3x^2-4.3x^3-7x^4#?
  
• What is 1/4 divided by 3/5?