If the nth term of a number sequence is n2-5, find the first 3 terms and the 10th term PLLS HELP I HAVE BEEN STUCK ON THIS QUESTION FOR HOURS!

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

Using elimination, what is -4x+2y=-12 4x+8y=-24

Tan198=asin164=? how to solve this? ?