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Prove that :
2tan^{ – 1}(1 \div 3}) + cos^{ – 1} ({3 \div 5}) = \pi \div 2​

By Ariana

Prove that :
2tan^{ – 1}(1 \div 3}) + cos^{ – 1} ({3 \div 5}) = \pi \div 2​

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Ariana

Q.1 Cards are marked with numbers 100 to 500 are placed
in the box and mixed thoroughly. One card is drawn at
random fro

using<br />..<br />(a) 3945<br />(b) 4942<br />15. “Estimate the following rounding off nearest 100.<br

1 thought on “Prove that :<br />2tan^{ – 1}(1 \div 3}) + cos^{ – 1} ({3 \div 5}) = \pi \div 2​”

  1. kiyuki aap sister type nahi hoo ji

    aap jeasi Khubsurt larki ko kon kambhaktt lrka sister bnayega aap too har koi GF wife bnana Pasand karega

    Reply

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