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Fasit til Faktor terminprøve i matematikk for 9. trinn Høsten 2011 Del 1

Fasit til Faktor terminprøve i matematikk for 9. trinn Høsten 2011 Del 1

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2.6 a) 69,9 km/h b) 57,8 km/t<br />

2.7 1 : 23 150 000<br />

2.8 a) 7,0 ∙ 10 7 b) 115 000 km 3<br />

2.9 a) 6,4 cm b) 2,2 cm<br />

2.10 a) x = 6, h.s = v.s = 18 b) x = -12, h.s = v.s = -20<br />

2.11 a) 17x – 34 b) -3a 2 + b 2 + 8ab<br />

2.12 a) O = 37,68 cm, A= 113,04 cm 2<br />

2.13 a) 28 m b) 45 m 2 c) 10,3 m<br />

2.14 a)<br />

b)<br />

© CAPPELEN DAMM AS <strong>Faktor</strong> <strong>terminprøve</strong> <strong>9.</strong> <strong>trinn</strong> høst <strong>2011</strong> 3

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