15. For y = 25, what is the estimated value of x, from the following data:
X: 11,12,15,16,18,19,21
Y: 21,15,13,12,11,10,9
(a) 15
(b) 13.926
(c) 13.588 (d) 14.986
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the other, are approaching each other under their mutual gravitational
attraction.
When the separation between the objects is 100 km, the acceleration of the lighter object is 1 m/s².
When the separation between them is 25 km, the
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