Math, asked by maheshsambharam, 1 year ago

sin 160° cos 110° + sin 250° cos 340° +
tan 110° tan 340º =?

Answers

Answered by vanshikakaushalya

1

Step-by-step explanation:

sin160=90+10cos 70

cos 110=cos (90+20)- sin 20

tan 110= tan ( 90-20) = tan 20

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