Math, asked by wwwmanassencho2541, 10 months ago

If sin a + sin 2 a = 1 prove that cos 2 a + cos4 a = 1

Answers

Answered by B509

7

Answer:

Done

Step-by-step explanation:

Attachments:

Previous Question

Next Question

Similar questions

English, 5 months ago

the district chief commissioner of our district is (chennai ) ( for guides) a) Shiva Sakthi BalanDP b) MR. R . Varadarasan c) Mr. A.T.B Bose d) Mr.M.Jayaraman...

Math, 5 months ago

The coefficient of rank correlation between marks in Quantitative Mathematics and Economics obtained by a certain group of students is 7/11. The sum of the squares of differences in ranks is 60. What is the number of students in the group?

History, 5 months ago

5. Arrange the following administrative divisions in descending order (I) Sarkars (II) Parganas (III) Subhas...

Math, 10 months ago

If u=sin^-1(x/y)+tan^-1(y/x) prove that xdu/dx)+ydu/dy)=0...

Math, 10 months ago

If a2+b2=177and ab=54 then find the value of a+b/a-b?

Math, 1 year ago

please answer this question...

Math, 1 year ago

the value of x in the proportion , 9:5::36: x...

Science, 1 year ago

the conversation direct of flow of current is from positive terminal to negative terminal of the cell. (1) true or false...