Math, asked by preeti1809, 6 months ago

prove that sin 47 degrees into cos 17 degrees - cos 47 degree into sin 17 degree = 1/2

Answers

Answered by hunnylather8

2

sinAcosB-cosAsinB= cos(A+B)

LHS=RHS

Hence proved

Attachments:

Answered by marksteven

0

Answer:

sorry Hindi ko po maintindihan

Previous Question

Next Question

Similar questions

Hindi, 3 months ago

बेटी की क्या तमन्ना हैं...

English, 3 months ago

National Book Trust organized a week long book fair at Anna Grounds, Chennai, you visited the fair and bought few books. You were pleased with the arrangements, enthusiasm of the visitors and the fact that books have not yet lost their revelance in the world of Internet. Write a letter to your brother in 120-150 words expressing your feelings of Satisfaction and contentment in attending the book...

English, 3 months ago

What is meant by a ‘game of chance’? What lesson did the narrator learn from his experience at the fair?

Geography, 6 months ago

why do we need elections...

Math, 6 months ago

If the co-ordinates of the mid-points of the sides of a triangle are (1, 1), (2, -3) and (3, 4), find the vertices of the triangle.

Biology, 10 months ago

. . . Hola !! . . Please suggest me some good topics for biology project . .. . . Don't spam ❌❌...

Math, 10 months ago

(a^2 -b^2) = ( a+b) ( a-b) proove...

Science, 10 months ago

microorganiams are very harmful forces so we have to kill them do you agree with this?explain with examples...