समीकरण ax +9y 1 और 9y −x −1 0 समान रेखा को दर्शाते हैं यदि a The equations ax +9y 1and 9y −x −1 0 represent the same line if a 

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समीकरण ax +9y 1 और 9y −x −1 0 समान रेखा को दर्शाते हैं यदि a The equations ax +9y 1and 9y −x −1 0 represent the same line if a 