यदि 4x = sec θ तथा 4 ⁄ x = tanθ हो, तो 8(x2 - 1 ⁄ x2) क्या होगा?

Mathematics » Trigonometry

यदि 4x = sec θ तथा 4 ⁄ x = tanθ हो, तो 8(x² - 1 ⁄ x²) क्या होगा?

A

1⁄2

B

1⁄4

C

1⁄16

D

1⁄8