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प्रश्न
The equation of line AB is x + 8 = 0. The slope of the line OP which bisects angle O, is ______.

पर्याय
1
−1
0
2
MCQ
रिकाम्या जागा भरा
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उत्तर
The equation of line AB is x + 8 = 0. The slope of the line OP which bisects angle O, is 1.
Explanation:
Given,
Line OP bisects angle O.
Since, ∠O = 90°.
∴ OP makes 45° with x-axis.
From figure,
OP lies in the third quadrant.
Since, tan is positive in third quadrant.
Slope = tan 45° = 1.
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