Q.
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__________________________
f(x) = 5x² - √x - 7²
f(9) = ?
#LebaranPenuhBerkah
•
•
__________________________
f(x) = 5x² - √x - 7²
f(9) = ?
#LebaranPenuhBerkah
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f(x) = 5x² - √x - 7²
f(9) = 5(9²) - √9 - 7²
f(9) = 5(81) - 3 - 49
f(9) = 405 - 3 - 49
f(9) = 402 - 49
f(9) = 353
Penjelasan dengan langkah-langkah:
f(x) = 5x² - √x - 7²
f(9) = 5(9)² - √9 - 49
f(9) = 5(81) - 3 - 49
f(9) = 405 - 52
f(9) = 353