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.<br />
22<br />
<br />
28<br />
49<br />
<br />
64<br />
d.<br />
2<br />
<br />
4<br />
8<br />
15<br />
16<br />
<br />
30<br />
5 . 2<br />
1<br />
<br />
1<br />
2 <br />
1 <br />
2 <br />
+ 3<br />
3<br />
<br />
0<br />
<br />
3<br />
+ k<br />
2<br />
<br />
1<br />
<br />
3<br />
=<br />
2 <br />
<br />
3<br />
<br />
<br />
2<br />
maka k adalah . . . .<br />
a. -4 b. -2 c. 2 d. 3 e. 4<br />
6 . Jika<br />
4<br />
<br />
3<br />
1<br />
<br />
a<br />
1<br />
<br />
2a<br />
b<br />
1<br />
<br />
7<br />
=<br />
1<br />
15 <br />
7<br />
<br />
20<br />
maka nilai b adalah . . . .<br />
a. 1 b. 2 c. 3 d. 4 e. 5<br />
7 . Jika diketahui matriks A =<br />
1<br />
<br />
2<br />
1<br />
<br />
2<br />
dan B =<br />
1<br />
<br />
4<br />
1 <br />
<br />
2<br />
maka (A + B) 2 sama<br />
dengan . . .<br />
a.<br />
4<br />
<br />
6<br />
0<br />
<br />
9<br />
c.<br />
4 0 <br />
<br />
12<br />
16<br />
e.<br />
4 0 <br />
6 <br />
9<br />
b.<br />
4<br />
<br />
6<br />
0<br />
<br />
9<br />
d.<br />
4<br />
<br />
6<br />
0 <br />
<br />
9<br />
8. Diketahui matriks A =<br />
a<br />
<br />
2b<br />
4 <br />
<br />
3c<br />
<br />
dan B =<br />
2c<br />
<br />
<br />
3b<br />
a<br />
2a<br />
1<br />
jika A = 2B t maka<br />
b 7 <br />
nilai c = ….<br />
a. 2 b. 3 c. 5 d. 8 e. 10<br />
Modul Matematika SMK Kelas <strong>XII</strong> Semester I<br />
17
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