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प्रश्न
The order of [x y z] `[("a","h","g"),("h","b","f"),("g","f","c")] [("x"),("y"),("z")]` is ____________.
पर्याय
1 x 2
1 x 1
3 x 3
3 x 1
MCQ
रिकाम्या जागा भरा
उत्तर
The order of [x y z] `[("a","h","g"),("h","b","f"),("g","f","c")] [("x"),("y"),("z")]` is 1 x 1.
Explanation:
`["x y z"]_(1 xx 3) [("a","h","g"),("h","b","f"),("g","f","c")]_(3 xx 3) [("x"),("y"),("z")]_(3 xx 1) = ["A"]_(1 xx 1)` (where ; matrix A denotes the product of three given matrices.)
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