Math, asked by amarnathhc, 4 months ago

if cosx+cosy=4/5,cosx-cosy =2/7 find the value of 14 tan(x-y/2)+5cot(x+y/2)

Answers

Answered by devsehrawat753

1

Answer:

bhai ree maths aati h but trigonometry nahi

Previous Question

Next Question

Similar questions

Math, 2 months ago

2,7,28,64,126,215,?what will be at question mark?

History, 2 months ago

shanta painting has developed in the period_______??????

Math, 2 months ago

(3°+2°)×5° is equal to...

Science, 4 months ago

D. Match the following columns : Column I Column II in Air a. Dew b. Mixture of gases 2. c. Affect the crops 3. 4. Turning of water into vapour Adding chlorine in water Tiny pearl like drops seen on the leaves or flowers on cold winter morning. Changes in weather d. Evaporation e. Filteration 5.

English, 4 months ago

8. He added: "We need someone who will realise that celibacy has to be a personal choice" 9. She said: "I think the amount of immigrants right now is OK, but I don't think we need any more" . 10. He said: "In Japan paper folding was valued for its decorative function" 11. "If I don't win this game, I will retire," Kasparov said. 12. The police said: 'Youssef planned the World Trade Centre...

Math, 10 months ago

In ΔABC, P divides the side AB such that AP : PB = 1 : 2. Q is a point in AC such that PQ||BC. Find the ratio of the areas of ΔAPQ and trapezium BPQC.

Math, 10 months ago

Each side of a rhombus is 10 cm. If one of its diagonals is 16 cm find the length of the other diagonal.

Math, 10 months ago

If ΔABC and ΔBDE are equilateral triangles, where D is the mid point of BC, find the ratio of areas of ΔABC and ΔBDE.