(Sorry for my brothers dirty ipad-) but can someone answer this for him? points: 52

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

The probability that a college student belongs to a health club is 0.3. the probability that a college student lives off-campus is 0.4. the probability that a college student belongs to a health club and lives off-campus is 0.12. find the probability that a college student belongs to a health club or lives off-campus. tip: p(a or b) = p(a) + p(b) - p(a and b) 0.54 0.58 0.70 0.82

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees