Question

if for the series of x the value of range found to be 50,20,10,and 9 respecrively and the y=3x+2 find the range for the series of y
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Answer 1

hope this my help u....

3, x, 27 are in continued proortion.

∴

⇒

2b = ac

2x = 3(27) = 81

x = 81

= ±9