pembahasan SMA IPA--p4tkmatematika-org
pembahasan SMA IPA--p4tkmatematika-org
pembahasan SMA IPA--p4tkmatematika-org
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28. Nilai<br />
1<br />
A.<br />
4<br />
1<br />
B.<br />
2<br />
C. 2<br />
D. 4<br />
E.<br />
2<br />
2<br />
x 2<br />
lim x<br />
x<br />
Penyelesaian:<br />
2<br />
x 2<br />
Jadi<br />
29. Nilai<br />
A. 2<br />
B. 1<br />
2<br />
x<br />
2<br />
2<br />
8<br />
4<br />
8 2(<br />
x<br />
=<br />
4 ( x 2)(<br />
x<br />
2<br />
x 2<br />
lim x<br />
x<br />
1<br />
C. 2<br />
1<br />
D. 3<br />
E. -1<br />
lim x 0<br />
Penyelesaian:<br />
2<br />
8<br />
4<br />
sin x sin 5x<br />
6x<br />
sin x sin 5x<br />
sin x<br />
=<br />
6x<br />
6x<br />
Jadi nilai<br />
lim x 0<br />
2)<br />
= ...<br />
=<br />
2)<br />
lim x 2<br />
= ...<br />
sin 5x<br />
6x<br />
sin x sin 5x<br />
6x<br />
2<br />
x<br />
8<br />
4<br />
2<br />
x 2<br />
=<br />
=<br />
2<br />
x 2<br />
1<br />
=<br />
2<br />
lim x 0<br />
sin x<br />
6x<br />
sin 5x<br />
6x<br />
Jawaban : B