Calculate aa and then b. is matrix multiplication comutative?
a. a = 2 0
−2 3
, b = 5
0 1

b. a = −10 1
3 7
, b = −3 2
4 −1

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

Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week

George writes the mixed number as sum and uses the distributive property 1/2.-2/5=1/2-2+2/5=1/2