Consider a graph y= sqrt (100-x^2), i need to find area unde

• 1Shaun1

  19 Nov 13, 19:46

  Consider a graph y= sqrt (100-x^2), i need to find area under curve for values of x=[-5,5]

  what i get from the graph is a semicircle,with radius=10 and center at (0,0).

  For the area under curve for x=[-5,5],

   

• wee_ws

  20 Nov 13, 11:39

  Hi, If you have already learnt integration by substitution, you may consider the substitution x = 10 sin t. Thanks! Cheers, Wen Shih