7. Find the point on the x-axis which is equidistant from (2,-5) and (-2,9).
can i get solution of this question from (swags0988)
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Answer:
answer to the above question is given in the attachment
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Step-by-step explanation:
Hi, diya☺ here we go
Given points A(2, -5) and B(-2, 9)
Let the points be P(x, 0).
So, AP = PB and AP² = PB²
= (x - 2)² + (0 + 5)² = (x + 2)² + (0 - 9)²
= x² + 4 - 4x + 25 = x² + 4 + 4x + 81
= x² + 29 - 4x = x² + 85 + 4x
= - 4x - 4x = 85 - 29
= - 8x = 56
= x = -7
Hence, point on the x - axis which is equidistant
from (2, -5) and ( - 2, 9) is ( -7, 0).
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