Math, asked by sarafsunidhi5, 5 months ago

show that cos ^2 ( π/4 - alpha ) - sin ^2 (π/4 - alpha ) 2 sin alpha cos alpha

Answers

Answered by amandeep3885

0

Step-by-step explanation:

iiiii-cos^÷2-1%200^3×2+6

Previous Question

Next Question

Similar questions

Math, 2 months ago

यदि A एक वर्ग आव्यूह इस प्रकार है कि A²=A , तो (I+A)³-7A बराबर है। *...

Physics, 2 months ago

if radius of second hand clock is 7 cm . find out speed of second hand clock...

English, 2 months ago

Write a story with the ending hence A. I will always avoid talking to strangers OR B.I regretted for not wearing my mask while going out. plz it's urgent Ans plz...

Geography, 5 months ago

what is answer of fill in the blanks???

English, 5 months ago

use break off in sentence...

English, 11 months ago

solve this simple maths......

Physics, 11 months ago

how many planets are there...

Biology, 11 months ago

nutrion in human being write steps...