lim x->0 1-cos2x/x.sinx
Matematika
rindakurniawati1
Pertanyaan
lim x->0 1-cos2x/x.sinx
2 Jawaban
-
1. Jawaban Vitruviuz
1 - cos 2x
_______
x sin x
2 sin^2 x
________
x sin x
2 sin x
_____
x
= 2
sin x
____
sin x
= 1
2 × 1
= 2
Semoga Membantu -
2. Jawaban Robinn
Lim 1 - cos2x / xsinx
x→0
Lim 1 - (1 - 2sin²x) / xsinx
x→0
Lim 2sin²x / x sinx
x→0
Lim 2sinx / x
x→0
= 2 (1)
= 2