Math, asked by yreddyprasad000, 9 months ago

tan20+tan40+root 3 tan20 tan 40​

Answers

Answered by aroranitesh184pa3bsy
4

we have 20+ 40 = 60

so tan 60 = tan (20+40)

= (tan 20 + tan 40)/(1- tan 20 tan 40)

or tan 60 - tan 60 tan 20 tan 40 = tan 20 + tan 40

or √3 - √3 tan 20 tan 40 = tan 20 + tan 40

or tan 20 + tan 40 + √3 tan 20 tan 40 = √3

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