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algebra 400 ques doubts
by gaurika gupta - Thursday, 4 September 2014, 11:54 PM
  hello sir
Could u help me with these questions?

q1)how many real solutions does x^9-x have?

q2)suppose p(x) is a polynomial of the form
     
      x^120+a x^119+....+7200
where the coefficients a1,a2,a3......a119 are all the integers.What is the maximum possible number of distinct rational roots of p?

q3)e^5x+e^4x-3e^3x-17e^2x-30e^x=0 has how many real solutions?