Math, asked by sureshkesam, 6 months ago

If tanh (x) =tan(0/2) then cosh2x =
(A) cos2 e
(B) cos e
(C) sec @
(D) sin20

Attachments:

Answers

Answered by aj931576

0

Cos2 e this answer was right

Previous Question

Next Question

Similar questions

English, 3 months ago

On what type of days does the speaker see the other boy?

Math, 3 months ago

2. A train starts from Anand Vihar at 15.00 O'clock and reaches Gorakhpur at 5.00 O'clock on the next day. The distance between these two stations in 770 km and the train stops for 4 hours at different stations between these two stations. Find the average speed of the train and the actual speed of train ? non...

Hindi, 3 months ago

कृति 1, अ) गद्यांश पढ़कर सूचना के अनुसार कृतियाँ पूर्ण कीजिए: प्रभात का समय था, आसमान से बरसती हुई. प्रकाश की किरणें संसार पर नवीन की वर्षा कर रही थीं। बारह घंटों के लगातार संग्राम के बाद प्रकाश ने अँधेरे पर विजय पाई थी। इस खुशी में फूल झूम रहे थे, पक्षी मीठे गीत गा रहे थे, पेड़ों की शाखाएँ खेलती थीं और पत्ते तालियाँ बजाते थे। चारों तरफ खुशियाँ झूमती थीं। चारों तरफ गीत गूंजते थे। इतने में साधुओं...

Biology, 6 months ago

Water is helpful in movement of motile male gametes towards female gametes in a)Bryophytes b)Pteridophytes c)Submerged angiosperms d)1 & 2...

Math, 6 months ago

what amount does kiran gets if he invested rs 8000 at 16 percent per annum on compound interest for 2years compounding done annually ...

Geography, 1 year ago

I have metallic luster and I am used as an ore for Sulphur who am I...

English, 1 year ago

. Sub:Eng..Grammar... Que:1.Underline the common nouns and circle the proper nouns. 1.I have a pencil in my box. 2.Aditi lives in Sikar. 3.Gaurav is my friend. 4.Rishi studies in Bhartiya Public School. 5.Vimla Ma'am is my favourite teacher. 6.Mrs Amita is our class teacher. 7.Sunday is a holiday. 8.Wash your hands properly. 9.My birthday is in May. 10.The flowers are in the vase.

Math, 1 year ago

ULU (Q) Rs 130 (c) Rs 150 (d) Rs 160 Dom bought 1600 eggs at Rs 3,75 per dozen. He sold 900 of them at 2 for Cat and the remaining at 5 for Rs 2. His gain percent is : (Railways, 2006) VA400 (b) 45% (c) 49% di 40...