Matematika

Pertanyaan

1. 9p2 - 25 =
2. 7p2 - 63 = ?

1 Jawaban


  • [tex]1. \\ 9p ^{2} - 25 = {(3p)}^{2} - {5}^{2} = (3p - 5)( 3p + 5)\\ \\
    2. \\ 7p ^{2}- 63 =7(p ^{2} - 9) = 7(p - 3)(p + 3)[/tex]

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