(2x+5)(x-2) adalah.. mohon dibantu caranya jg ya
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~aljabar
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Penjelasan dengan langkah-langkah:
(2x + 5)(x + 2)
= 2x × x - 2x × 2 + 5x - (5 × 2)
= 2x² - (2 × 2)x + 5x - 10
= 2x² - 4x + 5x - 10
= 2x² - (-4 + 5)x - 10
= 2x² - x - 10
[tex]» \: (2x + 5)(x - 2)[/tex]
[tex]» \: 2x(x - 2) + 5(x - 2)[/tex]
[tex]» \: 2x^{2 } - 4x + 5x - 10[/tex]
[tex]» \: 2x^{2 } + x - 10[/tex]
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