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प्रश्न
Answer the following question:
Find the value of k if the slope of the line passing through the points P(3, 4), Q(5, k) is 9
बेरीज
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उत्तर
P(3, 4), Q(5, k) and slope of PQ = 9
∴ `("k" - 4)/(5 - 3)` = 9
∴ k – 4 = 18
∴ k = 22.
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पाठ 5: Straight Line - Miscellaneous Exercise 5 [पृष्ठ १२४]
