Mathematics, 29.08.2019 18:30 anahi8621
Suppose matrix product ab is defined. (a) if a is 4 x 7 and b is a column matrix, give the dimensions of b and ab. [4 marks] (b) if a is the identity matrix and b is 5 x 5, what size is a? [4 marks] (c) if a is 4 x 5 and ab is 4 x 7, what size is b?
Answers: 1
Mathematics, 21.06.2019 22:10
Atype of plant is introduced into an ecosystem and quickly begins to take over. a scientist counts the number of plants after mmonths and develops the equation p(m)= 19.3(1.089)^m to model the situation. most recently, the scientist counted 138 plants.assuming there are no limiting factors to the growth of the plants, about how many months have passed since the plants werefirst introduced? a)o 6.1b)0.6.6c)10 72d)o 23.1
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Mathematics, 22.06.2019 01:30
Five friends found a dollar on the ground and decided they each should get 1/5 of it. what amount of money will each friend get? $0.05 $0.20 $0.30 $0.80
Answers: 2
Suppose matrix product ab is defined. (a) if a is 4 x 7 and b is a column matrix, give the dimension...
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