Pertidaksamaan linear dua variabel adalah salah satu jenis dari pertidaksamaan dengan pangkat tertinggi dari variabel adalah dua. Consider all pairs of counting number whose sum is less than 11. The two numbers of a pair could be either the same as each other or different. The different products are possible if the two numbers are multiplied are x + y < 11 and = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.

Penjelasan dengan langkah-langkah:

Diketahui:

Consider all pairs of counting number whose sum is less than 11. The two numbers of a pair could be either the same as each other or different.

Ditanyakan:

How many different products are possible if the two numbers are multiplied?

Jawab:

Misalnya x = 1 maka:

dan

Misalnya y = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9 maka x + y < 11 and = 0, 1, 2, 3, 4, 5, 6, 7, 8, 9.

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