1 1 √13 3 = − [1 − − √13 + ] 8 3 3 The keystrokes for your calculator are, z1a8$(2a3$ps13 $+s13q(x )$a3$)=n 3 0 ∫ √1 − 4 −3 Verify the result with the following Keystrokes on your calculator, yQ(X)as1p4J(X)Rz3E 0= 51