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f(x) = 6x² + 8²- 2x
f(9) = ....
f(x) = 6x² + 8²- 2x
f(9) = 6(9²) + 8² - 2(9)
f(9) = 6(81) + 64 - 18
f(9) = 486 + 64 - 18
f(9) = 550 - 18
f(9) = 532
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SOAL 1
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f(x) = 6x² + 8² - 2x
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f(9) = 6(9²) + 8² - 2(9)
f(9) = 6(81) + 8² - 2(9)
f(9) = (6 × 81) + (8 × 8) - (2 × 9)
f(9) = 486 + 64 - 18
f(9) = 550 - 18
f(9) = 532
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[answer.2.content]
