Jawaban:
a. -4
Penjelasan dengan langkah-langkah:
f(a) = -2a + a
f(4) = (-2)(4) + 4
f(4) = ((-2) × 4) + 4
f(4) = (-8) + 4
f(4) = -(8 - 4)
f(4) = -4 (A.)
a. (-4)
Jadi, nilai dari f(4) adalah (-4)
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Jawaban:
a. -4
Penjelasan dengan langkah-langkah:
f(a) = -2a + a
f(4) = (-2)(4) + 4
f(4) = ((-2) × 4) + 4
f(4) = (-8) + 4
f(4) = -(8 - 4)
f(4) = -4 (A.)
a. (-4)
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Jadi, nilai dari f(4) adalah (-4)