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Question 21 :Given that the line = = x - k passes through the point (_4.4).then value of k is |
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Answer» ong>Answer: k = -10 Step-by-step explanation: What is the value of k if the SLOPE of the LINE joining the points (2,k-3) and (4,-7) is 3? Ad by SanDisk How do I store 1 TB of photos for a long, long time? In the quick-changing and technically adapting world, there are thousands of solutions to save your precious DATA, yet the most e Continue reading 13 Answers  Hungenahalli Sitaramarao Badarinath, Ph.D. in Civil Engineering. Maths keeps one mentally active. Answered 1 year ago · Author has 32.8K answers and 18.9M answer views Let the points be A (2,k-3) and B (4,-7). The equation of the line AB is (x-2)/(4–2) =(y-k+3)/(-7-k+3), or (x-2)/2 = (y-k+3)/(-4-k) (x-2)(-4-k) = 2(y-k+3), or -4x+8-xk+2k = 2y-2k+6, or 2y = -x(4+k)+4k+2, or y = (-4-k)x/2 + 2k+1 The slope of the line AB = (-4-k)/2 = 3, or -4-k = 6, or k = -10. |
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