Questions asked by kel

• Back to user's profile
• #(1+cot(x))/(sin(x)+cos(x))# the directions say to express the answer in terms of sin?
  
• #(sec(x) + csc(x))/(1+ tan(x))# express in one trigonometric function?
  
• (sin(x)+tan(x))/tan(csc(x)+cot(x)) express as a single trigonometric function?
  
• (-√3+1)/(√3+1) how to simplify?
  
• Find sin x/2 if cos x=-31/49 and x is between pi and 2pi?
  
• Tan(x/2), if sin x= 7/25 and x is between 0 and 2pi?
  
• 4 sec x-csc x=O Solve?
  
• 2sinx=cscx solve between 0°and 360°?
  
• Find the length of the median of one of the legs of an isosceles triangle with sides the lengths 18,18,and 6?
  
• Find the area of triangle ABC and round to the nearest tenth:b=16, c=8, angle B= 100 ?
  
• Let P be any point on the conic r = 12/(3-sin x). Let F¹ and F² be the points (0, 0°) and (3, 90°) respectively. Show that PF¹ and PF² = 9 ?