ortegaau
ortegaau
02-02-2022
Mathematics
contestada
If r◼s = 3r + s, find 4◼(2◼1).
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LammettHash
LammettHash
03-02-2022
By definition of ◼, we have
2 ◼ 1 = 3•2 + 1 = 7
4 ◼ (2 ◼ 1) = 4 ◼ 7 = 3•4 + 7 =
19
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