If 2x - y + 1 = 0 is a tangent to the hyperbola (x²/a²) - (y²/16)= 1, then which of the following
CANNOT be sides of a right angled triangle ?
[A] 2a, 4, 1 [B] 2a, 8, 1
[C] a, 4, 1 [D] a, 4, 2
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option is collect please take help from Google
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