The equation of a tangent to the hyperbola, $4 x ^ { 2 } - 5 y ^ { 2 } = 20$, parallel to the line $x - y = 2$, is (1) $x - y + 7 = 0$ (2) $x - y - 3 = 0$ (3) $x - y + 1 = 0$ (4) $x - y + 9 = 0$
The equation of a tangent to the hyperbola, $4 x ^ { 2 } - 5 y ^ { 2 } = 20$, parallel to the line $x - y = 2$, is\\
(1) $x - y + 7 = 0$\\
(2) $x - y - 3 = 0$\\
(3) $x - y + 1 = 0$\\
(4) $x - y + 9 = 0$