Previous Problem Problem List Next Problem Results for this submission Entered Answer Preview -infinity - DO infinity 1 0.00145773 686 OO infinity At least one of the answers above is NOT correct. *(point) Evaluate the following limits: 2 lim -infinity - 3 2. lim infinity x - 5 6 3. lim 1/686 x2 (x + 7) 4. lim infinity 1 10 x2(x 4 7) For infinite limits, use the following: Use "infinity" for "oo" and "-infinity" for "-oo". Note: You can earn partial credit on this