CBSE BOARD X, asked by sachin362, 1 year ago

cosAcos (60-A)cos (60+A)=1/4cos3A

Answers

Answered by Anonymous

135

hay answer in Achivement

Attachments:

sachin362: good job

Anonymous: thanku bro

Previous Question

Next Question

Similar questions

Physics, 7 months ago

At a campsite there are tents of two shades. One made with black fabric and the other made with white fabric. Which one will refer resting one a hot summer afternoon? Give reason for your choice. Would you like to prefer the same tent during the winter?

Hindi, 7 months ago

उपसर्ग की दो विशेषताएं बताइए...

Geography, 7 months ago

stresses developedand the integration in the rock mass takes place in the ice to tries to acquire greater space...

Math, 1 year ago

please find the answer fast! !!!

Hindi, 1 year ago

plz help me tomoro is my exam...

Math, 1 year ago

The measure of an angle is forty-four times the measure of a complementary angle. what is the measure of each angle...

Math, 1 year ago

The length of a roller is 40cm and its diameter is 21cm. it takes 300 complete revolution to move once over to level the floor of a room. find the area of the room in m2...

Math, 1 year ago

The length and breadth of a rectangle are 6 cm and 4cm respectively find the height of a triangle whose base is 6cm and area is 3 times that of the rectangle...