Answers created by Ada C.

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• What is the derivative of #1/sqrt(1 - x^2)#?
  
• How do you find the limit of # (x^2 - 4x + 5) # as x approaches #2#?
  
• How do you find the derivative of #root6(x^5)#?
  
• How do you differentiate #f(x)=cot(e^sqrt(x^2-1)) # using the chain rule?
  
• How do you solve #1/2(x-(75-x))=5#?
  
• How do you solve #\frac { 4} { 5} ( 10x + 5) - 2= \frac { 3} { 4} ( 8x + 8) + 0#?
  
• How do you solve the following system?: #4x-y=-1 , 6x+5y=18 #
  
• Factorise. #ax+bx= #? #3x*2+6x*6= #?
  
• P(B)= 9/20 P(A and B)= 9/100 P(A)=?
  
• How do you write 0.000419 in scientific notation?
  
• What’s the result of (1/27)^-1/3 after it’s simplified?
  
• How do you simplify #-(7x-2)#?
  
• Can someone help me with this problem?
  
• What is #sqrt((-9)^2)#?
  
• How do you solve for z: in #x=y-z/5#?