Math, asked by Zubair5455, 10 months ago

Sin 45 cos 65+ cos 25 and 65

Answers

Answered by samanvith17

0

please make me brainly

Answered by pushpakala086

0

Hello!

===================================

we need a formula which is

sin( A + B ) = sinAcosB + cosAsinB

Given us,

sin25cos65 + cos25sin65

= sin( 25 + 65 )

= sin90

= 1

thanks

===================================

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