Math, asked by anna1109, 3 months ago

4(tan^-1 1/3 + cos^-1 2/√5) =π​

Answers

Answered by arkasaha085
1

Answer:

π

Step-by-step explanation:

4(tan^-3.66+cos^-5.36)

=4[(sin^-3.66/cos^-3.66)+cos^-5.36]

=4[(sin^-3.66+cos^-10.72)/cos^-3.66]

=4(45)

=180

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