find the value of is , so that _2/7,_7/2 are three consecutive terms of a G.P
Anonymous:
+1 ?
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-2/7*-7/2
x/-2/7=-7x/2
COMMON RATIO = -7/2/x=-7/2x
.'. -7x/2=-7/2x
x square= -2*7/-2*7=1
x=+-1
Thus for x=+-1 the given number will be in G.P
x/-2/7=-7x/2
COMMON RATIO = -7/2/x=-7/2x
.'. -7x/2=-7/2x
x square= -2*7/-2*7=1
x=+-1
Thus for x=+-1 the given number will be in G.P
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