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Consider the following statements : 1....

Consider the following statements :
1. `"cos"^(2)theta=1-(p^(2)+q^(2))/(2pq)`, where p, q are non-zero real numbers, is possible only when p = q.
2. `"tan"theta=(4pq)/((p+q)^(2))-1`, where p, q are non-zero real numbers, is possible only when p = q.
Which of the statements given above is/are correct ?

A

1 only

B

2 only

C

Both 1 and 2

D

Neither 1 nor 2

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