Limit x mendekati 0 sin 2x per 3 - akar 2x + 9 = A. 3 B. 1 C. 0 D. -3 E. -6
Matematika
asnidiah
Pertanyaan
Limit x mendekati 0 sin 2x per 3 - akar 2x + 9 =
A. 3
B. 1
C. 0
D. -3
E. -6
A. 3
B. 1
C. 0
D. -3
E. -6
1 Jawaban
-
1. Jawaban Robinn
Lim sin2x / 3 - √2x + 9
x→0
Lim sin2x (3 + √2x + 9) / 9 - (2x + 9)
x→0
Lim sin2x (3 + √2x + 9) / 9 - 2x - 9
x→0
Lim sin2x (3 + √2x + 9) / -2x
x→0
= (-1) (3 + √2(0) + 9)
= - (3 + √9)
= - (3 + 3)
= -6