Math, asked by shwaasmalhotra2005, 6 months ago

sin4A-cos4A=sin2A-cos2a

Answers

Answered by bhavana1850

1

Step-by-step explanation:

cosa sina = cosa- sina

LH.S.

cosa sina

(by using identity

at- b*= (a)? (b = (a + b)(a - b))

SO

= (cos'a + Sina) (cosa sina)

{ we know that

sina + cosa = 1)

therefore

= 1* ( cosa sin?a)

= cosa sina

= R.H.S.

Hope, it may help you, d

Previous Question

Next Question

Similar questions

Chemistry, 3 months ago

Find the Product A of the following reaction? if given compound (CH3)2-CBr- CH₂ - C-(ch3)3 react with Alcoholic koh.

English, 3 months ago

where did the villagers take sheiter?

Economy, 3 months ago

define the term marketing explain in detail of marketing...

Biology, 6 months ago

why is the colour of the blood red...

English, 6 months ago

l raely need to see him. I have got ___questions to ask him...

English, 10 months ago

(B) Rewrite the following sentences in their negative form. 1. The squirrel is hiding the nuts in the tree. She is swimming in the pool. 3. We are waiting for the guests.

Economy, 10 months ago

plz answer mention features of economic development ...

English, 10 months ago

Fills Modals - 3. .. .... I borrow your book for a day, please? take (polite informal permission) 4. My dog ..............jump. (ability - negative) ? 5. Take an umbrella with you. It.... .......rain his today. (slight possibility) 6. She ..... speak Telugu but she understands it well. (ability - negative) 7. You ............ wait for me here. (suggestion) 8. You ............... obey your boss.