Math, asked by bhoomi2021, 1 month ago

cos² A - sin²A = 2cos²A-1

Answers

Answered by Abhidrishty

1

Do we need to proof it or the question is incomplete?

Previous Question

Next Question

Similar questions

Physics, 25 days ago

1. Differentiate an Elemental Semiconductor from a Compound Semiconductor. Explain one advantage of Compound Semiconductor.

English, 25 days ago

You are Radha , the head girl of your school. A debate competition will be held on 25th of July 2021 in your school. Intrested students are requested to submit their names to the respective classes by 24th of June, 2021. Can I write the name of any school?

Math, 25 days ago

7 is equal to 42 ,6 is equal to 30 , 5 is equal to 20 then what is the answer of 3 is equal to ?

Math, 1 month ago

(2) Use the formula to find the values: (a) 54 × 46 (b) 98 × 102...

Physics, 1 month ago

कोई दो भौतिक राशियों के नाम बताइए जिनकी विमाएं नहीं होती ...

Math, 8 months ago

As an estimation we are told £3 is €4. Convert £27 to euros.

Math, 8 months ago

a. 2000 e. 1345 nce of 9 Ior c. 96251 d. 10050 Which of the following numbers are divisible by 11? a. 4961 b. 61831 d. 3456788 e. 863423 10. In each of the following numbers replace * by the smallest number to make it divisible by 3. a. 32*6 b. 7*312 c. 21*71 d. 5*6104 e. 234*71 11. In each of the following numbers replac by ...

Math, 8 months ago

find two irrational number between 0.3101 and 0.3222...