$- \sin( \beta ) \times - \sin( \beta )$

Question

Question

in progress 0

Mathematics Mộc Miên 4 years 2021-07-27T23:38:08+00:00 2021-07-27T23:38:08+00:00 1 Answers 4 views 0

Answers ( )

Name*

E-Mail*

Website

Featured image

Browse

Captcha* Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )

Answer*

kimcuc · Answer 1 · 2021-07-27T23:39:42+00:00

kimcuc

0

2021-07-27T23:39:42+00:00 July 27, 2021 at 11:39 pm

Reply

Answer:

$- \sin( \beta ) \times - \sin( \beta ) \\ = ( { \sin}^{2} \beta ) \\ = \sqrt{1 - { \cos }^{2} \beta }$