f(x) = 8x² + x! - x²
f(6) = 8(6)² + 6! - 6²
f(6) = 8(6 × 6) + (6 × 5 × 4 × 3 × 2 × 1) - (6 × 6)
f(6) = 8(36) + (30 × 24) - 36
f(6) = 288 + 720 - 36
f(6) = 1008 - 36
f(6) = 972
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f(6) = 8(6²) + 6! - 6²
f(6) = 8(36) + (6 × 5 × 4 × 3 × 2 × 1) - 36
f(6) = 288 + (30 × 4 × 3 × 2 × 1) - 36
f(6) = 288 + (120 × 3 × 2 × 1) - 36
f(6) = 288 + (360 × 2 × 1) - 36
f(6) = 288 + (720 × 1) - 36
f(6) = 288 + 684
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f(x) = 8x² + x! - x²
f(6) = 8(6)² + 6! - 6²
f(6) = 8(6 × 6) + (6 × 5 × 4 × 3 × 2 × 1) - (6 × 6)
f(6) = 8(36) + (30 × 24) - 36
f(6) = 288 + 720 - 36
f(6) = 1008 - 36
f(6) = 972
SOAL 1
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f(x) = 8x² + x! - x²
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f(6) = 8(6²) + 6! - 6²
f(6) = 8(36) + (6 × 5 × 4 × 3 × 2 × 1) - 36
f(6) = 288 + (30 × 4 × 3 × 2 × 1) - 36
f(6) = 288 + (120 × 3 × 2 × 1) - 36
f(6) = 288 + (360 × 2 × 1) - 36
f(6) = 288 + (720 × 1) - 36
f(6) = 288 + 720 - 36
f(6) = 288 + 684
f(6) = 972
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