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Prakalkulus Contoh
,
Langkah 1
Langkah 1.1
Tambahkan ke kedua sisi persamaan.
Langkah 1.2
Tambahkan dan .
Langkah 2
Write the system as a matrix.
Langkah 3
Langkah 3.1
Perform the row operation to make the entry at a .
Langkah 3.1.1
Perform the row operation to make the entry at a .
Langkah 3.1.2
Sederhanakan .
Langkah 3.2
Multiply each element of by to make the entry at a .
Langkah 3.2.1
Multiply each element of by to make the entry at a .
Langkah 3.2.2
Sederhanakan .
Langkah 4
Use the result matrix to declare the final solution to the system of equations.
Langkah 5
The solution is the set of ordered pairs that make the system true.