Jika persamaan garis lurus melalui titik [img width=50,height=22]data:image/png;base64,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[/img] dan tegak lurus dengan garis yang memiliki gradien [img width=14,height=22]data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAWCAMAAADHE10VAAAAAXNSR0IArs4c6QAAAGBQTFRFAAAAAAAAAAA6AABmADpmADqQAGa2OgA6OpCQOpDbZgAAZgA6ZjoAZmaQZrb/kDoAkGY6kJC2kNvbkNv/tmYAtmZmtpBmttv/tv//25A62////7Zm/9uQ/9u2//+2///b/zCyLwAAAAF0Uk5TAEDm2GYAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAAZdEVYdFNvZnR3YXJlAE1pY3Jvc29mdCBPZmZpY2V/7TVxAAAAXElEQVQoU8WPWRKAIAxDgxuCu6DIItz/lrbjHbQ/aV+TmRb4qcoq5nsUirQNwOlsvwXfTC7WF51Ulg6w1EbeIklDSBEiDLAnDwZZzzwyZJTkfrjX5ymWdWW+++4BBXEE1ZY1R1EAAAAASUVORK5CYII=[/img]. Maka rumus yang dapat digunakan untuk mencari persamaan garis lurus tersebut adalah [center][img width=152,height=39]data:image/png;base64,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[/img][br][/center]Kedua garis merupakan garis yang tegak lurus. Oleh karena itu, hasil kali gradien kedua garis adalah [img width=21,height=22]data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAWCAMAAAAYXScKAAAAAXNSR0IArs4c6QAAADlQTFRFAAAAAAAAADo6ADqQOgAAZgAAZjo6ZpC2ZpDbZrb/kDoAkGY625Bm27Zm2/+22////9uQ//+2///bMPd4eAAAAAF0Uk5TAEDm2GYAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAAZdEVYdFNvZnR3YXJlAE1pY3Jvc29mdCBPZmZpY2V/7TVxAAAAPElEQVQoU2NgGEggxM2JaT0vCyOmKA87HysWtQyC+ESFuBihgJkfaA9etWjuIF6tABvQDiaOgQxGAnYDAIwYAYQL1Yb5AAAAAElFTkSuQmCC[/img]. [br][br]Contoh persamaan garis lurus yang melalui titik [img width=49,height=22]data:image/png;base64,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[/img] dan tegak lurus dengan garis [img width=88,height=22]data:image/png;base64,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[/img]. Karena kedua garis merupakan garis yang saling tegak lurus, maka hasil kali kedua gradien garis lurus tersebut bernilai [img width=21,height=22]data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABUAAAAWCAMAAAAYXScKAAAAAXNSR0IArs4c6QAAADlQTFRFAAAAAAAAADo6ADqQOgAAZgAAZjo6ZpC2ZpDbZrb/kDoAkGY625Bm27Zm2/+22////9uQ//+2///bMPd4eAAAAAF0Uk5TAEDm2GYAAAAJcEhZcwAADsQAAA7EAZUrDhsAAAAZdEVYdFNvZnR3YXJlAE1pY3Jvc29mdCBPZmZpY2V/7TVxAAAAPElEQVQoU2NgGEggxM2JaT0vCyOmKA87HysWtQyC+ESFuBihgJkfaA9etWjuIF6tABvQDiaOgQxGAnYDAIwYAYQL1Yb5AAAAAElFTkSuQmCC[/img]. Selain itu didapatkan [img width=111,height=22]data:image/png;base64,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[/img] dan [img width=57,height=22]data:image/png;base64,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[/img]. Sehingga, [br][img width=185,height=42]data:image/png;base64,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[/img][br][img width=80,height=30]data:image/png;base64,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[/img][br][img width=79,height=39]data:image/png;base64,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[/img]
Terdapat suatu garis dengan persamaan [img width=113,height=22]data:image/png;base64,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[/img]. Manakah persamaan garis lurus berikut yang tegak lurus pada titik [img width=46,height=22]data:image/png;base64,R0lGODlhLgAWAHcAMSH+GlNvZnR3YXJlOiBNaWNyb3NvZnQgT2ZmaWNlACH5BAEAAAAALAEABAAtAA8AhQAAAAAAAAAAZgA6OgA6kDoAADoAOjoAZjo6Ojo6kDpmkDqQ22YAAGYAOmY6OmaQtmaQ22a2/5A6AJBmOpDb/7ZmZrbb/7b//9uQOtuQZtu2Ztu2kNv/ttv///+2Zv/bkP//tv//2wECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwECAwakQIDw46AIj8ikcqnEKCxJTKLDZIYmkeo1e/wgjMPDpbrUFAJcpRmd9AjGIcmCrMw8OIw00o7XA+JzHwZgdEkgeVWHfgAYBB1uY4WGiEyKSpCNVEJxAZ2enY5HlpWUSIIUmZKTi6KlXYOpqq2sQqOmg5Cys0eAu21vp7pEngMQf3IAw53FSJm9uksgDYRWyAC50EkV1EzYjKHZwoNJG0Xhqk5QQkEAOw==[/img]?
Jelaskan langkah-langkah untuk mencari titik potong garis g dengan sumbu y apabila garis g berpotongan tegak lurus dengan garis [img width=113,height=22]data:image/png;base64,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[/img] pada titik [img width=34,height=22]data:image/png;base64,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[/img]!
1. Mencari gradien garis [img width=113,height=22]data:image/png;base64,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[/img]. [img width=50,height=22]data:image/png;base64,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[/img]; [br]2. Mencari persamaan garis g[br][img width=152,height=39]data:image/png;base64,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[/img][br][img width=134,height=39]data:image/png;base64,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[/img][br][img width=79,height=22]data:image/png;base64,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[/img][br]3. Mencari titik potong garis g dengan sumbu [img width=9,height=22]data:image/png;base64,R0lGODlhCQAWAHcAMSH+GlNvZnR3YXJlOiBNaWNyb3NvZnQgT2ZmaWNlACH5BAEAAAAALAAACAAJAAoAhAAAAAAAAAAAOgAAZgA6ZgBmtjoAOjpmtjqQ22YAAGYAOmZmkGaQ22a222a2/5A6AJDb/7ZmALZmOrZmZraQOrb//9uQOtuQZtv///+2Zv+2kP/bkP//tv//2wECAwECAwUzICAFBwBEQaE51lABnAKZmzFvpcklDjDNplNhwwiaLIQFxgjICIDGS8/YoSCYD0GDCQgBADs=[/img][br][img width=92,height=22]data:image/png;base64,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[/img][br][img width=39,height=22]data:image/png;base64,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[/img][br]Jadi titik potong garis g dengan sumbu [img width=9,height=22]data:image/png;base64,R0lGODlhCQAWAHcAMSH+GlNvZnR3YXJlOiBNaWNyb3NvZnQgT2ZmaWNlACH5BAEAAAAALAAACAAJAAoAhAAAAAAAAAAAOgAAZgA6ZgBmtjoAOjpmtjqQ22YAAGYAOmZmkGaQ22a222a2/5A6AJDb/7ZmALZmOrZmZraQOrb//9uQOtuQZtv///+2Zv+2kP/bkP//tv//2wECAwECAwUzICAFBwBEQaE51lABnAKZmzFvpcklDjDNplNhwwiaLIQFxgjICIDGS8/YoSCYD0GDCQgBADs=[/img] adalah [img width=34,height=22]data:image/png;base64,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[/img]