Questions asked by khushi

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• A chord of a circle divides the circle into two parts such that the squares inscribed in the two parts have areas 16 and 144 square units. the radius of the circle, is?
  
• Why we write sq rt(-2) ?
  
• Factorize: x^4+x^3+x^2+2 ?
  
• If #p(x)# is a polynomial of degree #3# such that #p(i)=1/(i+1)# for all values of #i in {1,2,3,4}# then find #p(5)#?