Math, asked by rezzierex, 5 months ago

find the value of m^(2)sin(1)/(2)pi-n^(2)sin(3)/(2)pi+2mn sec pi

Answers

Answered by neha42476

3

Answer:

2sec

−1

2+sin

−1

2

1

=

3

2π

+

6

π

=

6

5π

Step-by-step explanation:

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