Math, asked by tulasikatipalli4, 6 months ago

prove that tan(45+A).tan(45-A)=1

Answers

Answered by vinay13893

5

Answer:

tan(45+A) . tan(45-A)

tan(45+A) . cot(90-(45-A))

tan(45+A) . cot(45+A)

tan(45+A) . 1/tan(45+A)

= 1

Step-by-step explanation:

hope u got it

all the best

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