Math, asked by mary958, 11 months ago

If cosa+sina=2cosa then show that cosa-sina=2sina

Answers

Answered by samura4999

2

the question is invalid... please upload it perfectly

Previous Question

Next Question

Similar questions

Science, 5 months ago

why fingerprint is used in identifying criminals...

Chinese, 5 months ago

What do you mean by sound?

Biology, 5 months ago

dunia ka sobse achha phool like rose...

Biology, 11 months ago

Prepare a project file on: (a) Is the fruit ripening process in bananas, pears, mango and avocados accelerated by temperature, amount of sunlight, ethylene gas exposure, being in an open-air environment, or being in an air tight environment? Demonstrate ill -effects of artificial ripening on human health. ( ...

History, 11 months ago

Describe about the major sources of roman empire history?

English, 1 year ago

does our sets have holes in it...

Math, 1 year ago

cos15°- sin15°=√3/√2...

Accountancy, 1 year ago

Journal entery of Goods lost by fire Rs. 5,000. Insurance company admitted claim of Rs. 3,000...