12.2k views
0 votes
Sin2x + cos3x expand the expression

User Jaber
by
8.0k points

1 Answer

3 votes

Explanation:

Use double and triple angle identities:

sin(2x) + cos(3x)

2 sin x cos x + 4 cos³x − 3 cos x

User Martin Podval
by
8.9k points

Related questions

1 answer
4 votes
65.4k views
asked Apr 25, 2024 56.9k views
David DV asked Apr 25, 2024
by David DV
8.8k points
1 answer
0 votes
56.9k views
asked Jul 22, 2018 90.1k views
ChezFre asked Jul 22, 2018
by ChezFre
7.7k points
1 answer
3 votes
90.1k views