Register
Simplify sin 1° cos 2°+cos 1° sin 2°
103k views
1 vote
Simplify sin 1° cos 2°+cos 1° sin 2°

User Ovo
by
6.6k points

1 Answer

3 votes

Answer:

sin3°

Explanation:

Using the addition formula for sine

sin(x + y) = sinxcosy + cosxsiny

Thus

sin1°cos2° + cos1°sin2° = sin(1 + 2)° = sin3°

User Mikael Sundberg
by
6.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

8.0m questions

10.7m answers

Other Questions

What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
i have a field 60m long and 110 wide going to be paved i ordered 660000000cm cubed of cement  how thick must the cement be to cover field
A dealer sells a certain type of chair and a table for $40. He also sells the same sort of table and a desk for $83 or a chair and a desk for $77. Find the price of a chair, table, and of a desk.
Link Copied!