Answers edited by Καδήρ Κ.

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• Question #7d366
  
• What are the exact values of #cos((3pi)/4)# radians and #sin((3pi)/4)# radians?
  
• How do you graph #r=2sin4theta#?
  
• What is the range of the function #2 / x^2#?
  
• How do you divide #\frac { 3v ^ { 3} + 12v ^ { 2} + 10v - 6} { v + 2}#?
  
• The area of a square is 72 square feet. What is the length of a diagonal of the square?
  
• How to find the asymptotes of #y = 1/2 sec ( x - pi/6)#?
  
• How do you factor #x^5-y^5#?
  
• The area of a triangle is 196 square millimeters. How do you find the height if the base is 16 millimeters?
  
• If a #5 kg# object moving at #15 m/s# slows to a halt after moving #12 m#, what is the coefficient of kinetic friction of the surface that the object was moving over?
  
• Two objects have masses of #42 MG# and #26 MG#. How much does the gravitational potential energy between the objects change if the distance between them changes from #8 m# to #9 m#?
  
• How do you integrate #int (3x^2 + 10x -5)/ ( (x+1)^2(x-2) )# using partial fractions?
  
• How do you write the first five terms of the arithmetic sequence given #a_1=-2.6, d=-0.4#?
  
• Question #897a8
  
• Question #8a320
  
• What is the inverse of #y=6^x#?
  
• What is the tension in an elevator cable which must support a 4000 N elevator with maximum upward acceleration of 2.0 g's. What would be the tension if the elevator were allowed to accelerate downward at 0.25 g's?
  
• Question #52d88
  
• What is the domain and range of the function #y=sqrt(x-4)#?
  
• How do you solve #20^(9-4n)=5#?
  
• Question #03a5b
  
• An object with a mass of #14 kg# is acted on by two forces. The first is #F_1= < 5 N , 6 N># and the second is #F_2 = < -9 N, 4 N>#. What is the object's rate and direction of acceleration?