Math, asked by pjpatel20005, 8 months ago

Show that:-
Tan48°tan23°tan42°tan67°=1

Answers

Answered by geetagupta225577

3

HOPE THIS WILL HELP YOU

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Answered by javeedkhan7

3

Step-by-step explanation:

LHS=(Tan48.Tan42) . (Tan23.Tan67)

=(Tan48.Tan(90-48)) . (Tan23.Tan(90-23))

=(Tan48.Cot48) . (Tan23.Cot23)

=(Tan48. 1/Tan48) . (Tan23. 1/Tan23)

=(1) . (1)

= 1 =RHS

LHS=RHS

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