Math, asked by Vkpillai, 1 month ago

plz help with detailed solution

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Answers

Answered by CopyThat
30

Answer:

  • x = 1/√2

Step-by-step explanation:

Given:

  • cos^-1x + sin^-1x = π

To find:

  • x

Solution:

Since,

  • cos^-1Ф + sin^-1Ф = π/2

We get,

  • sin^-1Ф = -π/2 + cos^-1Ф

So,

=> cos^-1x - π/2 + cos^-1x = 0

=> 2cos^-1x = π/2

=> cos^-1x = π/4

x = 1/√2

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