Aku n MATEMATIKA cah SMA Nda: Speed Problem Tes Math

Soal Speed Problem Tes Mathematic-01
Program Khusus PRE UNIVERSITY

Soal no. 1
$\dpi{100} \fn_cs Persamaan\, x^{2}-6x+2=0\, mempunyai\, akar-akar\, x_{1}\,dan\, x_{2}.$
$\dpi{100} \fn_cs Nilai\, dari\, x^{3}_{1}.x_{2}\,+\, x_{1}.x^{3}_{2}=....$
A. 72
B. 64
C. 48
D. 36
E. 32

Soal no. 2
$\dpi{100} \fn_cs Turunan\, kedua\,\, f(x)\, dinyatakan \,f''(x)=6x+10.$
$\dpi{100} \fn_cs Jika\, f(1)=4\,dan\, f(2)=18\, maka \,f(-1)=....$
A. 12
B. 14
C. 16
D. 18
E. 20

Soal no. 3
$\dpi{100} \fn_cs Penyelesaian\, \, Pertidaksamaan\,\, \left | \frac{2x-1}{x+5} \right |\leqslant 3\, adalah....$
$\dpi{100} \fn_cs A.\, \, x\leqslant -16\, \, atau\, \, x\geqslant -\frac{14}{5}$
$\dpi{100} \fn_cs B.\, \, x\leqslant -\frac{14}{5}\, \, atau\, \, x\geqslant -1$
$\dpi{100} \fn_cs C.\, \, x\leqslant -\frac{14}{5}$
$\dpi{100} \fn_cs D.\, \, x\geqslant -\frac{14}{5}$
$\dpi{100} \fn_cs E.\, \, \, 16\leqslant x\leqslant -\frac{14}{5}$

Aku n MATEMATIKA cah SMA Nda

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Minggu, Februari 12, 2012

Speed Problem Tes Math

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