Answers created by Sam F.

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• The area of a rectangle is #2r^2+r-1#. The length is #r+1#. What simplified expression represents the width?
  
• What is the reference angle for θ = 210◦ ? Using that reference angle, determine the vaules for the six trigonometric functions of 210◦.
  
• In Ghana population in 2010 was 24000000 and the annual growth rate is 2.5% What is Ghana population in 2018?
  
• Let f(x)=#x^2# and g(x)=x+6, find: (f ∘ g) (x)?
  
• How do you solve for 0º ≤ x < 360º using the equation -3 - 1/3 tan x = -10/3 ?
  
• Find all the values of theta on the interval [0,2pi) that satisfy the equation: sin(theta) = -1/2 ?
  
• What are the relative extrema of this equation? x^4 - 2x^3
  
• 4% compound interest per annum. You invest $5200. After 5 years how much do you have total ?
  
• What is the remainder of 3^29 divided by 4?
  
• Find the maximum height that the Pohutukawa tree is expected to reach in cm?
  
• A spotlight on the ground 3 feet away from a 5 feet tall man cast a 15 feet shadow on a wall 6 feet away from the man. Find the angle in which light is placed?
  
• How to do this question?
  
• Suppose f(x) is even function. if f(x) is continous at a, show f(x) continuous at -a ?
  
• How do you use the chain rule to differentiate #y=sqrt(1/(2x^3+5))#?
  
• ^3√80 in simplest Radical form?
  
• Write a compound inequality that represents the following phrase? all real numbers that are between negative 5 and 3.
  
• What is an angle between 0 and 2pi that is coterminal with -9pi/4?
  
• Derivative: find a slope of tangent line=square root of 4-5x when x=-1 ?
  
• Question #a6825
  
• In a class there are 30 boys and 25 Girls.Find the ratios of the numder of boys and girls?
  
• Divide (a) 2a^2+6 by 4 ?
  
• How do you find the maximum of the graph #y=3tan(x+pi/2)+2#?
  
• How do you sketch the angle -240 degrees and find its reference angle?
  
• Question #6abea
  
• Question #b4a68
  
• #1-2sina*cosa÷2=sin^2(45^@-a)#?
  
• Question #2533c
  
• How do you find the domain and range of # P(x)=2x(x+1)(x-2)#?
  
• Question #88b3e
  
• Question #52c10
  
• Question #63992
  
• The small circle has equation #x^(2)+y^(2)-2x-4y-4=0#. The great circle equation have the same radius with the diameter of the small circle is ...?
  
• Question #1e265
  
• Given f(x)=3x^2-7x+2, determine f(x+h)-f(x)?
  
• Question #72621
  
• Solve #cos^3x=cosx#?
  
• Question #db07d
  
• Question #a53f5
  
• What are the asymptotes of #y=2/x+3# and how do you graph the function?
  
• How do I solve the following equation? The answers that I came up with are wrong
  
• Let f(x)=#x^2#+2x-15. Determine the vaules of x for which f(x)=-12?
  
• Question #bb2ac
  
• Question #b37dd
  
• Differentiate function y=(1-2x^2)?
  
• How do you solve #\frac { 28} { 42} = x/6#?
  
• Question #fd994
  
• Question #9cf14
  
• How do you find an angle with a positive measure and an angle with a negative measure that are coterminal with #620^circ#?